From 9fd881443fafd165636292bf187987103de80fd0 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:09:23 +0200
Subject: [PATCH 01/68] docs: add carols10cents as a contributor (#303)

* docs: update README.md [skip ci]

* docs: create .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 25 +++++++++++++++++++++++++
 README.md           | 22 ++++++++++++++++++++++
 2 files changed, 47 insertions(+)
 create mode 100644 .all-contributorsrc

diff --git a/.all-contributorsrc b/.all-contributorsrc
new file mode 100644
index 0000000..d2212b6
--- /dev/null
+++ b/.all-contributorsrc
@@ -0,0 +1,25 @@
+{
+  "files": [
+    "README.md"
+  ],
+  "imageSize": 100,
+  "commit": false,
+  "contributors": [
+    {
+      "login": "carols10cents",
+      "name": "Carol (Nichols || Goulding)",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/193874?v=4",
+      "profile": "http://carol-nichols.com",
+      "contributions": [
+        "code",
+        "content"
+      ]
+    }
+  ],
+  "contributorsPerLine": 7,
+  "projectName": "rustlings",
+  "projectOwner": "fmoko",
+  "repoType": "github",
+  "repoHost": "https://github.com",
+  "skipCi": true
+}
diff --git a/README.md b/README.md
index 8884006..a482475 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,7 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
+<!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
+[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+<!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
 
@@ -126,3 +129,22 @@ See [CONTRIBUTING.md](./CONTRIBUTING.md).
 
 `rustlings` was originally written by [Carol](https://github.com/carols10cents)!
 
+
+## Contributors ✨
+
+Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/docs/en/emoji-key)):
+
+<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-disable -->
+<table>
+  <tr>
+    <td align="center"><a href="http://carol-nichols.com"><img src="https://avatars2.githubusercontent.com/u/193874?v=4" width="100px;" alt=""/><br /><sub><b>Carol (Nichols &#124;&#124; Goulding)</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=carols10cents" title="Code">💻</a> <a href="#content-carols10cents" title="Content">🖋</a></td>
+  </tr>
+</table>
+
+<!-- markdownlint-enable -->
+<!-- prettier-ignore-end -->
+<!-- ALL-CONTRIBUTORS-LIST:END -->
+
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!
\ No newline at end of file

From fe96de2e2da26a16a886e4fede9d8d3be9a652b0 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:14:45 +0200
Subject: [PATCH 02/68] docs: add QuietMisdreavus as a contributor (#304)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index d2212b6..78ff688 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -14,6 +14,16 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "QuietMisdreavus",
+      "name": "QuietMisdreavus",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/5217170?v=4",
+      "profile": "https://twitter.com/QuietMisdreavus",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index a482475..c0e8bf1 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -140,6 +140,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <table>
   <tr>
     <td align="center"><a href="http://carol-nichols.com"><img src="https://avatars2.githubusercontent.com/u/193874?v=4" width="100px;" alt=""/><br /><sub><b>Carol (Nichols &#124;&#124; Goulding)</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=carols10cents" title="Code">💻</a> <a href="#content-carols10cents" title="Content">🖋</a></td>
+    <td align="center"><a href="https://twitter.com/QuietMisdreavus"><img src="https://avatars2.githubusercontent.com/u/5217170?v=4" width="100px;" alt=""/><br /><sub><b>QuietMisdreavus</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=QuietMisdreavus" title="Code">💻</a> <a href="#content-QuietMisdreavus" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 535e7a6a2869a3f4a78b45846e1b71d87335f8a6 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:16:50 +0200
Subject: [PATCH 03/68] docs: add robertlugg as a contributor (#305)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 78ff688..75c9399 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -24,6 +24,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "robertlugg",
+      "name": "Robert M Lugg",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/6054540?v=4",
+      "profile": "https://github.com/robertlugg",
+      "contributions": [
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index c0e8bf1..9ced051 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-3-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -141,6 +141,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="http://carol-nichols.com"><img src="https://avatars2.githubusercontent.com/u/193874?v=4" width="100px;" alt=""/><br /><sub><b>Carol (Nichols &#124;&#124; Goulding)</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=carols10cents" title="Code">💻</a> <a href="#content-carols10cents" title="Content">🖋</a></td>
     <td align="center"><a href="https://twitter.com/QuietMisdreavus"><img src="https://avatars2.githubusercontent.com/u/5217170?v=4" width="100px;" alt=""/><br /><sub><b>QuietMisdreavus</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=QuietMisdreavus" title="Code">💻</a> <a href="#content-QuietMisdreavus" title="Content">🖋</a></td>
+    <td align="center"><a href="https://github.com/robertlugg"><img src="https://avatars0.githubusercontent.com/u/6054540?v=4" width="100px;" alt=""/><br /><sub><b>Robert M Lugg</b></sub></a><br /><a href="#content-robertlugg" title="Content">🖋</a></td>
   </tr>
 </table>
 

From e2835de1378061de7e550403cb59a082da5b105c Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:17:40 +0200
Subject: [PATCH 04/68] docs: add hynek as a contributor (#306)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 75c9399..2c131da 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -33,6 +33,15 @@
       "contributions": [
         "content"
       ]
+    },
+    {
+      "login": "hynek",
+      "name": "Hynek Schlawack",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/41240?v=4",
+      "profile": "https://hynek.me/about/",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index 9ced051..a39ae1c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-3-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-4-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -142,6 +142,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="http://carol-nichols.com"><img src="https://avatars2.githubusercontent.com/u/193874?v=4" width="100px;" alt=""/><br /><sub><b>Carol (Nichols &#124;&#124; Goulding)</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=carols10cents" title="Code">💻</a> <a href="#content-carols10cents" title="Content">🖋</a></td>
     <td align="center"><a href="https://twitter.com/QuietMisdreavus"><img src="https://avatars2.githubusercontent.com/u/5217170?v=4" width="100px;" alt=""/><br /><sub><b>QuietMisdreavus</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=QuietMisdreavus" title="Code">💻</a> <a href="#content-QuietMisdreavus" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/robertlugg"><img src="https://avatars0.githubusercontent.com/u/6054540?v=4" width="100px;" alt=""/><br /><sub><b>Robert M Lugg</b></sub></a><br /><a href="#content-robertlugg" title="Content">🖋</a></td>
+    <td align="center"><a href="https://hynek.me/about/"><img src="https://avatars3.githubusercontent.com/u/41240?v=4" width="100px;" alt=""/><br /><sub><b>Hynek Schlawack</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=hynek" title="Code">💻</a></td>
   </tr>
 </table>
 

From a9dc10170105c6bf9aa18e6c808c97d1666748eb Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:18:53 +0200
Subject: [PATCH 05/68] docs: add spacekookie as a contributor (#307)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 2c131da..72b5346 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -42,6 +42,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "spacekookie",
+      "name": "Katharina Fey",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/7669898?v=4",
+      "profile": "https://spacekookie.de",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index a39ae1c..446e441 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-4-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-5-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -143,6 +143,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://twitter.com/QuietMisdreavus"><img src="https://avatars2.githubusercontent.com/u/5217170?v=4" width="100px;" alt=""/><br /><sub><b>QuietMisdreavus</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=QuietMisdreavus" title="Code">💻</a> <a href="#content-QuietMisdreavus" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/robertlugg"><img src="https://avatars0.githubusercontent.com/u/6054540?v=4" width="100px;" alt=""/><br /><sub><b>Robert M Lugg</b></sub></a><br /><a href="#content-robertlugg" title="Content">🖋</a></td>
     <td align="center"><a href="https://hynek.me/about/"><img src="https://avatars3.githubusercontent.com/u/41240?v=4" width="100px;" alt=""/><br /><sub><b>Hynek Schlawack</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=hynek" title="Code">💻</a></td>
+    <td align="center"><a href="https://spacekookie.de"><img src="https://avatars0.githubusercontent.com/u/7669898?v=4" width="100px;" alt=""/><br /><sub><b>Katharina Fey</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=spacekookie" title="Code">💻</a></td>
   </tr>
 </table>
 

From 2e1bd5ef4e26d4ea5e3f2cd594fdfa7ae3075aa6 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:20:06 +0200
Subject: [PATCH 06/68] docs: add lukabavdaz as a contributor (#308)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 72b5346..82f1192 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -51,6 +51,16 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "lukabavdaz",
+      "name": "lukabavdaz",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/9624558?v=4",
+      "profile": "https://github.com/lukabavdaz",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index 446e441..f79e65e 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-5-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-6-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -144,6 +144,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/robertlugg"><img src="https://avatars0.githubusercontent.com/u/6054540?v=4" width="100px;" alt=""/><br /><sub><b>Robert M Lugg</b></sub></a><br /><a href="#content-robertlugg" title="Content">🖋</a></td>
     <td align="center"><a href="https://hynek.me/about/"><img src="https://avatars3.githubusercontent.com/u/41240?v=4" width="100px;" alt=""/><br /><sub><b>Hynek Schlawack</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=hynek" title="Code">💻</a></td>
     <td align="center"><a href="https://spacekookie.de"><img src="https://avatars0.githubusercontent.com/u/7669898?v=4" width="100px;" alt=""/><br /><sub><b>Katharina Fey</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=spacekookie" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/lukabavdaz"><img src="https://avatars0.githubusercontent.com/u/9624558?v=4" width="100px;" alt=""/><br /><sub><b>lukabavdaz</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=lukabavdaz" title="Code">💻</a> <a href="#content-lukabavdaz" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 9a8762ba6eca283282840e23b018dd2f87270658 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:21:03 +0200
Subject: [PATCH 07/68] docs: add evestera as a contributor (#309)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 82f1192..b39b6c3 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -61,6 +61,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "evestera",
+      "name": "Erik Vesteraas",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/4187449?v=4",
+      "profile": "http://vestera.as",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index f79e65e..ea9de26 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-6-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-7-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -145,6 +145,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://hynek.me/about/"><img src="https://avatars3.githubusercontent.com/u/41240?v=4" width="100px;" alt=""/><br /><sub><b>Hynek Schlawack</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=hynek" title="Code">💻</a></td>
     <td align="center"><a href="https://spacekookie.de"><img src="https://avatars0.githubusercontent.com/u/7669898?v=4" width="100px;" alt=""/><br /><sub><b>Katharina Fey</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=spacekookie" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/lukabavdaz"><img src="https://avatars0.githubusercontent.com/u/9624558?v=4" width="100px;" alt=""/><br /><sub><b>lukabavdaz</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=lukabavdaz" title="Code">💻</a> <a href="#content-lukabavdaz" title="Content">🖋</a></td>
+    <td align="center"><a href="http://vestera.as"><img src="https://avatars2.githubusercontent.com/u/4187449?v=4" width="100px;" alt=""/><br /><sub><b>Erik Vesteraas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=evestera" title="Code">💻</a></td>
   </tr>
 </table>
 

From 44a4cf3b277e46c2f8475fb232f6e2514cf0b6a7 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:21:37 +0200
Subject: [PATCH 08/68] docs: add Delet0r as a contributor (#310)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 5 ++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index b39b6c3..91a40b6 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -70,6 +70,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "Delet0r",
+      "name": "delet0r",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/23195618?v=4",
+      "profile": "https://github.com/Delet0r",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index ea9de26..2c5e4c9 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-7-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-8-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -147,6 +147,9 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/lukabavdaz"><img src="https://avatars0.githubusercontent.com/u/9624558?v=4" width="100px;" alt=""/><br /><sub><b>lukabavdaz</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=lukabavdaz" title="Code">💻</a> <a href="#content-lukabavdaz" title="Content">🖋</a></td>
     <td align="center"><a href="http://vestera.as"><img src="https://avatars2.githubusercontent.com/u/4187449?v=4" width="100px;" alt=""/><br /><sub><b>Erik Vesteraas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=evestera" title="Code">💻</a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="https://github.com/Delet0r"><img src="https://avatars1.githubusercontent.com/u/23195618?v=4" width="100px;" alt=""/><br /><sub><b>delet0r</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Delet0r" title="Code">💻</a></td>
+  </tr>
 </table>
 
 <!-- markdownlint-enable -->

From 3eb0fb5aa645ecdda350e60e4321b542b897b262 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:22:30 +0200
Subject: [PATCH 09/68] docs: add shaunbennett as a contributor (#311)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 91a40b6..6562b0f 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -79,6 +79,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "shaunbennett",
+      "name": "Shaun Bennett",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/10522375?v=4",
+      "profile": "http://phinary.ca",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index 2c5e4c9..5aa0029 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-8-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-9-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -149,6 +149,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   </tr>
   <tr>
     <td align="center"><a href="https://github.com/Delet0r"><img src="https://avatars1.githubusercontent.com/u/23195618?v=4" width="100px;" alt=""/><br /><sub><b>delet0r</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Delet0r" title="Code">💻</a></td>
+    <td align="center"><a href="http://phinary.ca"><img src="https://avatars1.githubusercontent.com/u/10522375?v=4" width="100px;" alt=""/><br /><sub><b>Shaun Bennett</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=shaunbennett" title="Code">💻</a></td>
   </tr>
 </table>
 

From b749314944f5812fa2872676c3cd7ffbb89d850b Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:23:18 +0200
Subject: [PATCH 10/68] docs: add abagshaw as a contributor (#312)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 6562b0f..5449c41 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -88,6 +88,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "abagshaw",
+      "name": "Andrew Bagshaw",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/8594541?v=4",
+      "profile": "https://github.com/abagshaw",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index 5aa0029..da19040 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-9-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-10-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -150,6 +150,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="https://github.com/Delet0r"><img src="https://avatars1.githubusercontent.com/u/23195618?v=4" width="100px;" alt=""/><br /><sub><b>delet0r</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Delet0r" title="Code">💻</a></td>
     <td align="center"><a href="http://phinary.ca"><img src="https://avatars1.githubusercontent.com/u/10522375?v=4" width="100px;" alt=""/><br /><sub><b>Shaun Bennett</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=shaunbennett" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/abagshaw"><img src="https://avatars2.githubusercontent.com/u/8594541?v=4" width="100px;" alt=""/><br /><sub><b>Andrew Bagshaw</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=abagshaw" title="Code">💻</a></td>
   </tr>
 </table>
 

From 37687e9323acd64b726d55140ff07402c5933858 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:24:27 +0200
Subject: [PATCH 11/68] docs: add kisom as a contributor (#313)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 5449c41..736def5 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -97,6 +97,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "kisom",
+      "name": "Kyle Isom",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/175578?v=4",
+      "profile": "https://ai6ua.net/",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index da19040..69cf77a 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-10-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-11-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -151,6 +151,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/Delet0r"><img src="https://avatars1.githubusercontent.com/u/23195618?v=4" width="100px;" alt=""/><br /><sub><b>delet0r</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Delet0r" title="Code">💻</a></td>
     <td align="center"><a href="http://phinary.ca"><img src="https://avatars1.githubusercontent.com/u/10522375?v=4" width="100px;" alt=""/><br /><sub><b>Shaun Bennett</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=shaunbennett" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/abagshaw"><img src="https://avatars2.githubusercontent.com/u/8594541?v=4" width="100px;" alt=""/><br /><sub><b>Andrew Bagshaw</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=abagshaw" title="Code">💻</a></td>
+    <td align="center"><a href="https://ai6ua.net/"><img src="https://avatars2.githubusercontent.com/u/175578?v=4" width="100px;" alt=""/><br /><sub><b>Kyle Isom</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=kisom" title="Code">💻</a></td>
   </tr>
 </table>
 

From e7841ba2ed85226acc1b0847eb1382a8cafb411b Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:27:26 +0200
Subject: [PATCH 12/68] docs: add ColinPitrat as a contributor (#314)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 736def5..60fa649 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -106,6 +106,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "ColinPitrat",
+      "name": "Colin Pitrat",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/1541863?v=4",
+      "profile": "https://github.com/ColinPitrat",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index 69cf77a..ed6a631 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-11-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-12-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -152,6 +152,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="http://phinary.ca"><img src="https://avatars1.githubusercontent.com/u/10522375?v=4" width="100px;" alt=""/><br /><sub><b>Shaun Bennett</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=shaunbennett" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/abagshaw"><img src="https://avatars2.githubusercontent.com/u/8594541?v=4" width="100px;" alt=""/><br /><sub><b>Andrew Bagshaw</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=abagshaw" title="Code">💻</a></td>
     <td align="center"><a href="https://ai6ua.net/"><img src="https://avatars2.githubusercontent.com/u/175578?v=4" width="100px;" alt=""/><br /><sub><b>Kyle Isom</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=kisom" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/ColinPitrat"><img src="https://avatars3.githubusercontent.com/u/1541863?v=4" width="100px;" alt=""/><br /><sub><b>Colin Pitrat</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ColinPitrat" title="Code">💻</a></td>
   </tr>
 </table>
 

From e79d7ea98112b243e93d2d849ab4e5918d289a88 Mon Sep 17 00:00:00 2001
From: fmoko <mokou@posteo.de>
Date: Sun, 12 Apr 2020 00:28:06 +0200
Subject: [PATCH 13/68] docs: increase contributors per line

---
 .all-contributorsrc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 60fa649..9074168 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -117,7 +117,7 @@
       ]
     }
   ],
-  "contributorsPerLine": 7,
+  "contributorsPerLine": 10,
   "projectName": "rustlings",
   "projectOwner": "fmoko",
   "repoType": "github",

From 348fe339b91c5a33a847d5b4ba52e7429240b356 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:28:52 +0200
Subject: [PATCH 14/68] docs: add zacanger as a contributor (#315)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 7 ++++---
 2 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 9074168..b480d77 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -115,6 +115,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "zacanger",
+      "name": "Zac Anger",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/12520493?v=4",
+      "profile": "https://zacanger.com",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index ed6a631..7fea909 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-12-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-13-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -146,13 +146,14 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://spacekookie.de"><img src="https://avatars0.githubusercontent.com/u/7669898?v=4" width="100px;" alt=""/><br /><sub><b>Katharina Fey</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=spacekookie" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/lukabavdaz"><img src="https://avatars0.githubusercontent.com/u/9624558?v=4" width="100px;" alt=""/><br /><sub><b>lukabavdaz</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=lukabavdaz" title="Code">💻</a> <a href="#content-lukabavdaz" title="Content">🖋</a></td>
     <td align="center"><a href="http://vestera.as"><img src="https://avatars2.githubusercontent.com/u/4187449?v=4" width="100px;" alt=""/><br /><sub><b>Erik Vesteraas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=evestera" title="Code">💻</a></td>
-  </tr>
-  <tr>
     <td align="center"><a href="https://github.com/Delet0r"><img src="https://avatars1.githubusercontent.com/u/23195618?v=4" width="100px;" alt=""/><br /><sub><b>delet0r</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Delet0r" title="Code">💻</a></td>
     <td align="center"><a href="http://phinary.ca"><img src="https://avatars1.githubusercontent.com/u/10522375?v=4" width="100px;" alt=""/><br /><sub><b>Shaun Bennett</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=shaunbennett" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/abagshaw"><img src="https://avatars2.githubusercontent.com/u/8594541?v=4" width="100px;" alt=""/><br /><sub><b>Andrew Bagshaw</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=abagshaw" title="Code">💻</a></td>
+  </tr>
+  <tr>
     <td align="center"><a href="https://ai6ua.net/"><img src="https://avatars2.githubusercontent.com/u/175578?v=4" width="100px;" alt=""/><br /><sub><b>Kyle Isom</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=kisom" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/ColinPitrat"><img src="https://avatars3.githubusercontent.com/u/1541863?v=4" width="100px;" alt=""/><br /><sub><b>Colin Pitrat</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ColinPitrat" title="Code">💻</a></td>
+    <td align="center"><a href="https://zacanger.com"><img src="https://avatars3.githubusercontent.com/u/12520493?v=4" width="100px;" alt=""/><br /><sub><b>Zac Anger</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=zacanger" title="Code">💻</a></td>
   </tr>
 </table>
 

From b89cdef1203e5419977b7eaca836eaa1390406c3 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:30:31 +0200
Subject: [PATCH 15/68] docs: add mgeier as a contributor (#316)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index b480d77..67419e1 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -124,6 +124,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "mgeier",
+      "name": "Matthias Geier",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/705404?v=4",
+      "profile": "https://github.com/mgeier",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 7fea909..ee4e212 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-13-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-14-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -154,6 +154,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://ai6ua.net/"><img src="https://avatars2.githubusercontent.com/u/175578?v=4" width="100px;" alt=""/><br /><sub><b>Kyle Isom</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=kisom" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/ColinPitrat"><img src="https://avatars3.githubusercontent.com/u/1541863?v=4" width="100px;" alt=""/><br /><sub><b>Colin Pitrat</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ColinPitrat" title="Code">💻</a></td>
     <td align="center"><a href="https://zacanger.com"><img src="https://avatars3.githubusercontent.com/u/12520493?v=4" width="100px;" alt=""/><br /><sub><b>Zac Anger</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=zacanger" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/mgeier"><img src="https://avatars1.githubusercontent.com/u/705404?v=4" width="100px;" alt=""/><br /><sub><b>Matthias Geier</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=mgeier" title="Code">💻</a></td>
   </tr>
 </table>
 

From 491dc2e5ca4982198707586a734200596e870062 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:31:21 +0200
Subject: [PATCH 16/68] docs: add cjpearce as a contributor (#317)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 67419e1..2adb9d4 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -133,6 +133,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "cjpearce",
+      "name": "Chris Pearce",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/3453268?v=4",
+      "profile": "https://github.com/cjpearce",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index ee4e212..786f8c3 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-14-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-15-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -155,6 +155,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/ColinPitrat"><img src="https://avatars3.githubusercontent.com/u/1541863?v=4" width="100px;" alt=""/><br /><sub><b>Colin Pitrat</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ColinPitrat" title="Code">💻</a></td>
     <td align="center"><a href="https://zacanger.com"><img src="https://avatars3.githubusercontent.com/u/12520493?v=4" width="100px;" alt=""/><br /><sub><b>Zac Anger</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=zacanger" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/mgeier"><img src="https://avatars1.githubusercontent.com/u/705404?v=4" width="100px;" alt=""/><br /><sub><b>Matthias Geier</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=mgeier" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/cjpearce"><img src="https://avatars1.githubusercontent.com/u/3453268?v=4" width="100px;" alt=""/><br /><sub><b>Chris Pearce</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=cjpearce" title="Code">💻</a></td>
   </tr>
 </table>
 

From cf3d5b44e6fe2132815f7703d714d2fd35ff28ea Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:32:07 +0200
Subject: [PATCH 17/68] docs: add yvan-sraka as a contributor (#318)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 2adb9d4..59cf429 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -142,6 +142,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "yvan-sraka",
+      "name": "Yvan Sraka",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/705213?v=4",
+      "profile": "https://yvan-sraka.github.io",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 786f8c3..e4c8925 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-15-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-16-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -156,6 +156,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://zacanger.com"><img src="https://avatars3.githubusercontent.com/u/12520493?v=4" width="100px;" alt=""/><br /><sub><b>Zac Anger</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=zacanger" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/mgeier"><img src="https://avatars1.githubusercontent.com/u/705404?v=4" width="100px;" alt=""/><br /><sub><b>Matthias Geier</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=mgeier" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/cjpearce"><img src="https://avatars1.githubusercontent.com/u/3453268?v=4" width="100px;" alt=""/><br /><sub><b>Chris Pearce</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=cjpearce" title="Code">💻</a></td>
+    <td align="center"><a href="https://yvan-sraka.github.io"><img src="https://avatars2.githubusercontent.com/u/705213?v=4" width="100px;" alt=""/><br /><sub><b>Yvan Sraka</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=yvan-sraka" title="Code">💻</a></td>
   </tr>
 </table>
 

From 52580cfd0ddc15d6d5646ec77e79b0435b2226b3 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:32:56 +0200
Subject: [PATCH 18/68] docs: add dendi239 as a contributor (#319)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 59cf429..c5ba736 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -151,6 +151,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "dendi239",
+      "name": "Denys Smirnov",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/16478650?v=4",
+      "profile": "https://github.com/dendi239",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index e4c8925..3be8436 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-16-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-17-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -157,6 +157,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/mgeier"><img src="https://avatars1.githubusercontent.com/u/705404?v=4" width="100px;" alt=""/><br /><sub><b>Matthias Geier</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=mgeier" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/cjpearce"><img src="https://avatars1.githubusercontent.com/u/3453268?v=4" width="100px;" alt=""/><br /><sub><b>Chris Pearce</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=cjpearce" title="Code">💻</a></td>
     <td align="center"><a href="https://yvan-sraka.github.io"><img src="https://avatars2.githubusercontent.com/u/705213?v=4" width="100px;" alt=""/><br /><sub><b>Yvan Sraka</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=yvan-sraka" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/dendi239"><img src="https://avatars3.githubusercontent.com/u/16478650?v=4" width="100px;" alt=""/><br /><sub><b>Denys Smirnov</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=dendi239" title="Code">💻</a></td>
   </tr>
 </table>
 

From 53bda94f7783071570759d33ea3c1f1e9d999a0a Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:34:06 +0200
Subject: [PATCH 19/68] docs: add eddyp as a contributor (#320)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index c5ba736..6067d98 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -160,6 +160,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "eddyp",
+      "name": "eddyp",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/123772?v=4",
+      "profile": "https://github.com/eddyp",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 3be8436..c3dbb00 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-17-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-18-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -158,6 +158,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/cjpearce"><img src="https://avatars1.githubusercontent.com/u/3453268?v=4" width="100px;" alt=""/><br /><sub><b>Chris Pearce</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=cjpearce" title="Code">💻</a></td>
     <td align="center"><a href="https://yvan-sraka.github.io"><img src="https://avatars2.githubusercontent.com/u/705213?v=4" width="100px;" alt=""/><br /><sub><b>Yvan Sraka</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=yvan-sraka" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/dendi239"><img src="https://avatars3.githubusercontent.com/u/16478650?v=4" width="100px;" alt=""/><br /><sub><b>Denys Smirnov</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=dendi239" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/eddyp"><img src="https://avatars2.githubusercontent.com/u/123772?v=4" width="100px;" alt=""/><br /><sub><b>eddyp</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=eddyp" title="Code">💻</a></td>
   </tr>
 </table>
 

From 8b59b9852f152dd72ebc7b4dcdea08a2ffe9a94b Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:34:41 +0200
Subject: [PATCH 20/68] docs: add briankung as a contributor (#321)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 6067d98..70e1503 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -169,6 +169,16 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "briankung",
+      "name": "Brian Kung",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/2836167?v=4",
+      "profile": "http://about.me/BrianKung",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index c3dbb00..3df10e5 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-18-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-19-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -159,6 +159,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://yvan-sraka.github.io"><img src="https://avatars2.githubusercontent.com/u/705213?v=4" width="100px;" alt=""/><br /><sub><b>Yvan Sraka</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=yvan-sraka" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/dendi239"><img src="https://avatars3.githubusercontent.com/u/16478650?v=4" width="100px;" alt=""/><br /><sub><b>Denys Smirnov</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=dendi239" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/eddyp"><img src="https://avatars2.githubusercontent.com/u/123772?v=4" width="100px;" alt=""/><br /><sub><b>eddyp</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=eddyp" title="Code">💻</a></td>
+    <td align="center"><a href="http://about.me/BrianKung"><img src="https://avatars1.githubusercontent.com/u/2836167?v=4" width="100px;" alt=""/><br /><sub><b>Brian Kung</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=briankung" title="Code">💻</a> <a href="#content-briankung" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 95d02a23d083c448d2d3fb9204b7105032111cbd Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:35:42 +0200
Subject: [PATCH 21/68] docs: add miller-time as a contributor (#322)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 70e1503..0ac067e 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -179,6 +179,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "miller-time",
+      "name": "Russell",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/281039?v=4",
+      "profile": "https://rcousineau.gitlab.io",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 3df10e5..7d53018 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-19-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-20-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -160,6 +160,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/dendi239"><img src="https://avatars3.githubusercontent.com/u/16478650?v=4" width="100px;" alt=""/><br /><sub><b>Denys Smirnov</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=dendi239" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/eddyp"><img src="https://avatars2.githubusercontent.com/u/123772?v=4" width="100px;" alt=""/><br /><sub><b>eddyp</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=eddyp" title="Code">💻</a></td>
     <td align="center"><a href="http://about.me/BrianKung"><img src="https://avatars1.githubusercontent.com/u/2836167?v=4" width="100px;" alt=""/><br /><sub><b>Brian Kung</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=briankung" title="Code">💻</a> <a href="#content-briankung" title="Content">🖋</a></td>
+    <td align="center"><a href="https://rcousineau.gitlab.io"><img src="https://avatars3.githubusercontent.com/u/281039?v=4" width="100px;" alt=""/><br /><sub><b>Russell</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=miller-time" title="Code">💻</a></td>
   </tr>
 </table>
 

From 3f479be7e7f64eee1e7766a37ebd4b4a92babdee Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:36:55 +0200
Subject: [PATCH 22/68] docs: add danwilhelm as a contributor (#323)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 5 ++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 0ac067e..755aaa3 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -188,6 +188,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "danwilhelm",
+      "name": "Dan Wilhelm",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/6137185?v=4",
+      "profile": "http://danwilhelm.com",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 7d53018..8f0a827 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-20-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-21-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -162,6 +162,9 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="http://about.me/BrianKung"><img src="https://avatars1.githubusercontent.com/u/2836167?v=4" width="100px;" alt=""/><br /><sub><b>Brian Kung</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=briankung" title="Code">💻</a> <a href="#content-briankung" title="Content">🖋</a></td>
     <td align="center"><a href="https://rcousineau.gitlab.io"><img src="https://avatars3.githubusercontent.com/u/281039?v=4" width="100px;" alt=""/><br /><sub><b>Russell</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=miller-time" title="Code">💻</a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="http://danwilhelm.com"><img src="https://avatars3.githubusercontent.com/u/6137185?v=4" width="100px;" alt=""/><br /><sub><b>Dan Wilhelm</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=danwilhelm" title="Documentation">📖</a></td>
+  </tr>
 </table>
 
 <!-- markdownlint-enable -->

From 74d32f0ccaaeb7fb736083456f40b7eb64249ae5 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:37:45 +0200
Subject: [PATCH 23/68] docs: add Jesse-Cameron as a contributor (#324)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 755aaa3..c10d3d6 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -197,6 +197,16 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "Jesse-Cameron",
+      "name": "Jesse",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/3723654?v=4",
+      "profile": "https://github.com/Jesse-Cameron",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 8f0a827..df67deb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-21-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-22-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -164,6 +164,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   </tr>
   <tr>
     <td align="center"><a href="http://danwilhelm.com"><img src="https://avatars3.githubusercontent.com/u/6137185?v=4" width="100px;" alt=""/><br /><sub><b>Dan Wilhelm</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=danwilhelm" title="Documentation">📖</a></td>
+    <td align="center"><a href="https://github.com/Jesse-Cameron"><img src="https://avatars3.githubusercontent.com/u/3723654?v=4" width="100px;" alt=""/><br /><sub><b>Jesse</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Jesse-Cameron" title="Code">💻</a> <a href="#content-Jesse-Cameron" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 887d9193237a9315ce383f58b386c69594646125 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:38:25 +0200
Subject: [PATCH 24/68] docs: add MrFroop as a contributor (#325)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index c10d3d6..3889347 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -207,6 +207,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "MrFroop",
+      "name": "Fredrik Jambrén",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/196700?v=4",
+      "profile": "https://github.com/MrFroop",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index df67deb..3873da9 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-22-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-23-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -165,6 +165,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="http://danwilhelm.com"><img src="https://avatars3.githubusercontent.com/u/6137185?v=4" width="100px;" alt=""/><br /><sub><b>Dan Wilhelm</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=danwilhelm" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/Jesse-Cameron"><img src="https://avatars3.githubusercontent.com/u/3723654?v=4" width="100px;" alt=""/><br /><sub><b>Jesse</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Jesse-Cameron" title="Code">💻</a> <a href="#content-Jesse-Cameron" title="Content">🖋</a></td>
+    <td align="center"><a href="https://github.com/MrFroop"><img src="https://avatars3.githubusercontent.com/u/196700?v=4" width="100px;" alt=""/><br /><sub><b>Fredrik Jambrén</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=MrFroop" title="Code">💻</a></td>
   </tr>
 </table>
 

From 7b6f14c25ada500d6c65a3369b292080a0e3274f Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:39:14 +0200
Subject: [PATCH 25/68] docs: add petemcfarlane as a contributor (#326)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 3889347..cc47586 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -216,6 +216,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "petemcfarlane",
+      "name": "Pete McFarlane",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/3472717?v=4",
+      "profile": "https://github.com/petemcfarlane",
+      "contributions": [
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 3873da9..a569c6b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-23-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-24-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -166,6 +166,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="http://danwilhelm.com"><img src="https://avatars3.githubusercontent.com/u/6137185?v=4" width="100px;" alt=""/><br /><sub><b>Dan Wilhelm</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=danwilhelm" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/Jesse-Cameron"><img src="https://avatars3.githubusercontent.com/u/3723654?v=4" width="100px;" alt=""/><br /><sub><b>Jesse</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Jesse-Cameron" title="Code">💻</a> <a href="#content-Jesse-Cameron" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/MrFroop"><img src="https://avatars3.githubusercontent.com/u/196700?v=4" width="100px;" alt=""/><br /><sub><b>Fredrik Jambrén</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=MrFroop" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/petemcfarlane"><img src="https://avatars3.githubusercontent.com/u/3472717?v=4" width="100px;" alt=""/><br /><sub><b>Pete McFarlane</b></sub></a><br /><a href="#content-petemcfarlane" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 443600194c343db785ba9edefe68a29f174c54c9 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:39:56 +0200
Subject: [PATCH 26/68] docs: add nkanderson as a contributor (#327)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index cc47586..c8fa97a 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -225,6 +225,16 @@
       "contributions": [
         "content"
       ]
+    },
+    {
+      "login": "nkanderson",
+      "name": "nkanderson",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/4128825?v=4",
+      "profile": "https://github.com/nkanderson",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index a569c6b..2d34f9c 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-24-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-25-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -167,6 +167,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/Jesse-Cameron"><img src="https://avatars3.githubusercontent.com/u/3723654?v=4" width="100px;" alt=""/><br /><sub><b>Jesse</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Jesse-Cameron" title="Code">💻</a> <a href="#content-Jesse-Cameron" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/MrFroop"><img src="https://avatars3.githubusercontent.com/u/196700?v=4" width="100px;" alt=""/><br /><sub><b>Fredrik Jambrén</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=MrFroop" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/petemcfarlane"><img src="https://avatars3.githubusercontent.com/u/3472717?v=4" width="100px;" alt=""/><br /><sub><b>Pete McFarlane</b></sub></a><br /><a href="#content-petemcfarlane" title="Content">🖋</a></td>
+    <td align="center"><a href="https://github.com/nkanderson"><img src="https://avatars0.githubusercontent.com/u/4128825?v=4" width="100px;" alt=""/><br /><sub><b>nkanderson</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nkanderson" title="Code">💻</a> <a href="#content-nkanderson" title="Content">🖋</a></td>
   </tr>
 </table>
 

From c6bcb319f8512bf3ed0930f7277822ff18de1715 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:40:26 +0200
Subject: [PATCH 27/68] docs: add ajaxm as a contributor (#328)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index c8fa97a..b0ee2c0 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -235,6 +235,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "ajaxm",
+      "name": "Ajax M",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/13360138?v=4",
+      "profile": "https://github.com/ajaxm",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 2d34f9c..5d923e3 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-25-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-26-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -168,6 +168,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/MrFroop"><img src="https://avatars3.githubusercontent.com/u/196700?v=4" width="100px;" alt=""/><br /><sub><b>Fredrik Jambrén</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=MrFroop" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/petemcfarlane"><img src="https://avatars3.githubusercontent.com/u/3472717?v=4" width="100px;" alt=""/><br /><sub><b>Pete McFarlane</b></sub></a><br /><a href="#content-petemcfarlane" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/nkanderson"><img src="https://avatars0.githubusercontent.com/u/4128825?v=4" width="100px;" alt=""/><br /><sub><b>nkanderson</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nkanderson" title="Code">💻</a> <a href="#content-nkanderson" title="Content">🖋</a></td>
+    <td align="center"><a href="https://github.com/ajaxm"><img src="https://avatars0.githubusercontent.com/u/13360138?v=4" width="100px;" alt=""/><br /><sub><b>Ajax M</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ajaxm" title="Documentation">📖</a></td>
   </tr>
 </table>
 

From f907c710b2d415833e2bf91c7484830e2cfe4ef0 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:41:21 +0200
Subject: [PATCH 28/68] docs: add Dylnuge as a contributor (#329)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index b0ee2c0..df95ed4 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -244,6 +244,15 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "Dylnuge",
+      "name": "Dylan Nugent",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/118624?v=4",
+      "profile": "https://dylnuge.com",
+      "contributions": [
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 5d923e3..1074374 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-26-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-27-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -169,6 +169,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/petemcfarlane"><img src="https://avatars3.githubusercontent.com/u/3472717?v=4" width="100px;" alt=""/><br /><sub><b>Pete McFarlane</b></sub></a><br /><a href="#content-petemcfarlane" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/nkanderson"><img src="https://avatars0.githubusercontent.com/u/4128825?v=4" width="100px;" alt=""/><br /><sub><b>nkanderson</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nkanderson" title="Code">💻</a> <a href="#content-nkanderson" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/ajaxm"><img src="https://avatars0.githubusercontent.com/u/13360138?v=4" width="100px;" alt=""/><br /><sub><b>Ajax M</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ajaxm" title="Documentation">📖</a></td>
+    <td align="center"><a href="https://dylnuge.com"><img src="https://avatars2.githubusercontent.com/u/118624?v=4" width="100px;" alt=""/><br /><sub><b>Dylan Nugent</b></sub></a><br /><a href="#content-Dylnuge" title="Content">🖋</a></td>
   </tr>
 </table>
 

From d7bb220ba380178d53847861aba4ac0bb443820d Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:42:30 +0200
Subject: [PATCH 29/68] docs: add vyaslav as a contributor (#330)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index df95ed4..4650a5b 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -253,6 +253,16 @@
       "contributions": [
         "content"
       ]
+    },
+    {
+      "login": "vyaslav",
+      "name": "vyaslav",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/1385427?v=4",
+      "profile": "https://github.com/vyaslav",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 1074374..cac1ab4 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-27-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-28-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -170,6 +170,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/nkanderson"><img src="https://avatars0.githubusercontent.com/u/4128825?v=4" width="100px;" alt=""/><br /><sub><b>nkanderson</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nkanderson" title="Code">💻</a> <a href="#content-nkanderson" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/ajaxm"><img src="https://avatars0.githubusercontent.com/u/13360138?v=4" width="100px;" alt=""/><br /><sub><b>Ajax M</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ajaxm" title="Documentation">📖</a></td>
     <td align="center"><a href="https://dylnuge.com"><img src="https://avatars2.githubusercontent.com/u/118624?v=4" width="100px;" alt=""/><br /><sub><b>Dylan Nugent</b></sub></a><br /><a href="#content-Dylnuge" title="Content">🖋</a></td>
+    <td align="center"><a href="https://github.com/vyaslav"><img src="https://avatars0.githubusercontent.com/u/1385427?v=4" width="100px;" alt=""/><br /><sub><b>vyaslav</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=vyaslav" title="Code">💻</a> <a href="#content-vyaslav" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 0b4576a0286ee77b63f0c9c0b59ddfdc2b277410 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:43:08 +0200
Subject: [PATCH 30/68] docs: add gdoenlen as a contributor (#331)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 4650a5b..810f2f7 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -263,6 +263,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "gdoenlen",
+      "name": "George",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/17297466?v=4",
+      "profile": "https://join.sfxd.org",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index cac1ab4..17d3a74 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-28-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-29-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -171,6 +171,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/ajaxm"><img src="https://avatars0.githubusercontent.com/u/13360138?v=4" width="100px;" alt=""/><br /><sub><b>Ajax M</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ajaxm" title="Documentation">📖</a></td>
     <td align="center"><a href="https://dylnuge.com"><img src="https://avatars2.githubusercontent.com/u/118624?v=4" width="100px;" alt=""/><br /><sub><b>Dylan Nugent</b></sub></a><br /><a href="#content-Dylnuge" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/vyaslav"><img src="https://avatars0.githubusercontent.com/u/1385427?v=4" width="100px;" alt=""/><br /><sub><b>vyaslav</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=vyaslav" title="Code">💻</a> <a href="#content-vyaslav" title="Content">🖋</a></td>
+    <td align="center"><a href="https://join.sfxd.org"><img src="https://avatars1.githubusercontent.com/u/17297466?v=4" width="100px;" alt=""/><br /><sub><b>George</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=gdoenlen" title="Code">💻</a></td>
   </tr>
 </table>
 

From f26ed591f313c81c63afbbcf0090fd607f445f75 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:43:54 +0200
Subject: [PATCH 31/68] docs: add nyxtom as a contributor (#332)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 810f2f7..7d43f4f 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -272,6 +272,16 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "nyxtom",
+      "name": "Thomas Holloway",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/222763?v=4",
+      "profile": "https://github.com/nyxtom",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 17d3a74..ccdf817 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-29-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-30-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -172,6 +172,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://dylnuge.com"><img src="https://avatars2.githubusercontent.com/u/118624?v=4" width="100px;" alt=""/><br /><sub><b>Dylan Nugent</b></sub></a><br /><a href="#content-Dylnuge" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/vyaslav"><img src="https://avatars0.githubusercontent.com/u/1385427?v=4" width="100px;" alt=""/><br /><sub><b>vyaslav</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=vyaslav" title="Code">💻</a> <a href="#content-vyaslav" title="Content">🖋</a></td>
     <td align="center"><a href="https://join.sfxd.org"><img src="https://avatars1.githubusercontent.com/u/17297466?v=4" width="100px;" alt=""/><br /><sub><b>George</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=gdoenlen" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/nyxtom"><img src="https://avatars2.githubusercontent.com/u/222763?v=4" width="100px;" alt=""/><br /><sub><b>Thomas Holloway</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nyxtom" title="Code">💻</a> <a href="#content-nyxtom" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 9bb5aa583fd0a5e88b919073585bf2688b3d427d Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:44:27 +0200
Subject: [PATCH 32/68] docs: add workingjubilee as a contributor (#333)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 5 ++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 7d43f4f..0466208 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -282,6 +282,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "workingjubilee",
+      "name": "Jubilee",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/46493976?v=4",
+      "profile": "https://github.com/workingjubilee",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index ccdf817..19fae22 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-30-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-31-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -174,6 +174,9 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://join.sfxd.org"><img src="https://avatars1.githubusercontent.com/u/17297466?v=4" width="100px;" alt=""/><br /><sub><b>George</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=gdoenlen" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/nyxtom"><img src="https://avatars2.githubusercontent.com/u/222763?v=4" width="100px;" alt=""/><br /><sub><b>Thomas Holloway</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nyxtom" title="Code">💻</a> <a href="#content-nyxtom" title="Content">🖋</a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="https://github.com/workingjubilee"><img src="https://avatars1.githubusercontent.com/u/46493976?v=4" width="100px;" alt=""/><br /><sub><b>Jubilee</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=workingjubilee" title="Code">💻</a></td>
+  </tr>
 </table>
 
 <!-- markdownlint-enable -->

From 0d0c79a5cb4a476aea88b1e5f370659578f85172 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:45:01 +0200
Subject: [PATCH 33/68] docs: add WofWca as a contributor (#334)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 0466208..60acb22 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -291,6 +291,15 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "WofWca",
+      "name": "WofWca",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/39462442?v=4",
+      "profile": "https://github.com/WofWca",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 19fae22..153cc83 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-31-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-32-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -176,6 +176,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   </tr>
   <tr>
     <td align="center"><a href="https://github.com/workingjubilee"><img src="https://avatars1.githubusercontent.com/u/46493976?v=4" width="100px;" alt=""/><br /><sub><b>Jubilee</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=workingjubilee" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/WofWca"><img src="https://avatars1.githubusercontent.com/u/39462442?v=4" width="100px;" alt=""/><br /><sub><b>WofWca</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=WofWca" title="Code">💻</a></td>
   </tr>
 </table>
 

From f07d1c94889461d72d12e6434bf58c8c5d29ccaa Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:46:29 +0200
Subject: [PATCH 34/68] docs: add jrvidal as a contributor (#335)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 12 ++++++++++++
 README.md           |  3 ++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 60acb22..2c32d97 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -300,6 +300,18 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "jrvidal",
+      "name": "Roberto Vidal",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/1636604?v=4",
+      "profile": "https://github.com/jrvidal",
+      "contributions": [
+        "code",
+        "doc",
+        "ideas",
+        "maintenance"
+      ]
     }
   ],
   "contributorsPerLine": 10,
diff --git a/README.md b/README.md
index 153cc83..3558f96 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-32-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-33-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -177,6 +177,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="https://github.com/workingjubilee"><img src="https://avatars1.githubusercontent.com/u/46493976?v=4" width="100px;" alt=""/><br /><sub><b>Jubilee</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=workingjubilee" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/WofWca"><img src="https://avatars1.githubusercontent.com/u/39462442?v=4" width="100px;" alt=""/><br /><sub><b>WofWca</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=WofWca" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/jrvidal"><img src="https://avatars0.githubusercontent.com/u/1636604?v=4" width="100px;" alt=""/><br /><sub><b>Roberto Vidal</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Code">💻</a> <a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Documentation">📖</a> <a href="#ideas-jrvidal" title="Ideas, Planning, & Feedback">🤔</a> <a href="#maintenance-jrvidal" title="Maintenance">🚧</a></td>
   </tr>
 </table>
 

From 9ea089a5d9846ebc89d7826bda71d55352140f4d Mon Sep 17 00:00:00 2001
From: fmoko <mokou@posteo.de>
Date: Sun, 12 Apr 2020 00:47:24 +0200
Subject: [PATCH 35/68] docs: bump contributors per line down to 8

---
 .all-contributorsrc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 2c32d97..6511d30 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -314,7 +314,7 @@
       ]
     }
   ],
-  "contributorsPerLine": 10,
+  "contributorsPerLine": 8,
   "projectName": "rustlings",
   "projectOwner": "fmoko",
   "repoType": "github",

From f26dca6d8ea560133ba7efb7db5a61eb37962960 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:48:12 +0200
Subject: [PATCH 36/68] docs: add jensim as a contributor (#336)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc |  9 +++++++++
 README.md           | 17 ++++++++++-------
 2 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 6511d30..3f6c252 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -312,6 +312,15 @@
         "ideas",
         "maintenance"
       ]
+    },
+    {
+      "login": "jensim",
+      "name": "Jens",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/3663856?v=4",
+      "profile": "https://github.com/jensim",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 3558f96..42195cb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-33-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-34-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -147,37 +147,40 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/lukabavdaz"><img src="https://avatars0.githubusercontent.com/u/9624558?v=4" width="100px;" alt=""/><br /><sub><b>lukabavdaz</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=lukabavdaz" title="Code">💻</a> <a href="#content-lukabavdaz" title="Content">🖋</a></td>
     <td align="center"><a href="http://vestera.as"><img src="https://avatars2.githubusercontent.com/u/4187449?v=4" width="100px;" alt=""/><br /><sub><b>Erik Vesteraas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=evestera" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/Delet0r"><img src="https://avatars1.githubusercontent.com/u/23195618?v=4" width="100px;" alt=""/><br /><sub><b>delet0r</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Delet0r" title="Code">💻</a></td>
-    <td align="center"><a href="http://phinary.ca"><img src="https://avatars1.githubusercontent.com/u/10522375?v=4" width="100px;" alt=""/><br /><sub><b>Shaun Bennett</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=shaunbennett" title="Code">💻</a></td>
-    <td align="center"><a href="https://github.com/abagshaw"><img src="https://avatars2.githubusercontent.com/u/8594541?v=4" width="100px;" alt=""/><br /><sub><b>Andrew Bagshaw</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=abagshaw" title="Code">💻</a></td>
   </tr>
   <tr>
+    <td align="center"><a href="http://phinary.ca"><img src="https://avatars1.githubusercontent.com/u/10522375?v=4" width="100px;" alt=""/><br /><sub><b>Shaun Bennett</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=shaunbennett" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/abagshaw"><img src="https://avatars2.githubusercontent.com/u/8594541?v=4" width="100px;" alt=""/><br /><sub><b>Andrew Bagshaw</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=abagshaw" title="Code">💻</a></td>
     <td align="center"><a href="https://ai6ua.net/"><img src="https://avatars2.githubusercontent.com/u/175578?v=4" width="100px;" alt=""/><br /><sub><b>Kyle Isom</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=kisom" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/ColinPitrat"><img src="https://avatars3.githubusercontent.com/u/1541863?v=4" width="100px;" alt=""/><br /><sub><b>Colin Pitrat</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ColinPitrat" title="Code">💻</a></td>
     <td align="center"><a href="https://zacanger.com"><img src="https://avatars3.githubusercontent.com/u/12520493?v=4" width="100px;" alt=""/><br /><sub><b>Zac Anger</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=zacanger" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/mgeier"><img src="https://avatars1.githubusercontent.com/u/705404?v=4" width="100px;" alt=""/><br /><sub><b>Matthias Geier</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=mgeier" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/cjpearce"><img src="https://avatars1.githubusercontent.com/u/3453268?v=4" width="100px;" alt=""/><br /><sub><b>Chris Pearce</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=cjpearce" title="Code">💻</a></td>
     <td align="center"><a href="https://yvan-sraka.github.io"><img src="https://avatars2.githubusercontent.com/u/705213?v=4" width="100px;" alt=""/><br /><sub><b>Yvan Sraka</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=yvan-sraka" title="Code">💻</a></td>
+  </tr>
+  <tr>
     <td align="center"><a href="https://github.com/dendi239"><img src="https://avatars3.githubusercontent.com/u/16478650?v=4" width="100px;" alt=""/><br /><sub><b>Denys Smirnov</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=dendi239" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/eddyp"><img src="https://avatars2.githubusercontent.com/u/123772?v=4" width="100px;" alt=""/><br /><sub><b>eddyp</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=eddyp" title="Code">💻</a></td>
     <td align="center"><a href="http://about.me/BrianKung"><img src="https://avatars1.githubusercontent.com/u/2836167?v=4" width="100px;" alt=""/><br /><sub><b>Brian Kung</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=briankung" title="Code">💻</a> <a href="#content-briankung" title="Content">🖋</a></td>
     <td align="center"><a href="https://rcousineau.gitlab.io"><img src="https://avatars3.githubusercontent.com/u/281039?v=4" width="100px;" alt=""/><br /><sub><b>Russell</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=miller-time" title="Code">💻</a></td>
-  </tr>
-  <tr>
     <td align="center"><a href="http://danwilhelm.com"><img src="https://avatars3.githubusercontent.com/u/6137185?v=4" width="100px;" alt=""/><br /><sub><b>Dan Wilhelm</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=danwilhelm" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/Jesse-Cameron"><img src="https://avatars3.githubusercontent.com/u/3723654?v=4" width="100px;" alt=""/><br /><sub><b>Jesse</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Jesse-Cameron" title="Code">💻</a> <a href="#content-Jesse-Cameron" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/MrFroop"><img src="https://avatars3.githubusercontent.com/u/196700?v=4" width="100px;" alt=""/><br /><sub><b>Fredrik Jambrén</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=MrFroop" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/petemcfarlane"><img src="https://avatars3.githubusercontent.com/u/3472717?v=4" width="100px;" alt=""/><br /><sub><b>Pete McFarlane</b></sub></a><br /><a href="#content-petemcfarlane" title="Content">🖋</a></td>
+  </tr>
+  <tr>
     <td align="center"><a href="https://github.com/nkanderson"><img src="https://avatars0.githubusercontent.com/u/4128825?v=4" width="100px;" alt=""/><br /><sub><b>nkanderson</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nkanderson" title="Code">💻</a> <a href="#content-nkanderson" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/ajaxm"><img src="https://avatars0.githubusercontent.com/u/13360138?v=4" width="100px;" alt=""/><br /><sub><b>Ajax M</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=ajaxm" title="Documentation">📖</a></td>
     <td align="center"><a href="https://dylnuge.com"><img src="https://avatars2.githubusercontent.com/u/118624?v=4" width="100px;" alt=""/><br /><sub><b>Dylan Nugent</b></sub></a><br /><a href="#content-Dylnuge" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/vyaslav"><img src="https://avatars0.githubusercontent.com/u/1385427?v=4" width="100px;" alt=""/><br /><sub><b>vyaslav</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=vyaslav" title="Code">💻</a> <a href="#content-vyaslav" title="Content">🖋</a></td>
     <td align="center"><a href="https://join.sfxd.org"><img src="https://avatars1.githubusercontent.com/u/17297466?v=4" width="100px;" alt=""/><br /><sub><b>George</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=gdoenlen" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/nyxtom"><img src="https://avatars2.githubusercontent.com/u/222763?v=4" width="100px;" alt=""/><br /><sub><b>Thomas Holloway</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=nyxtom" title="Code">💻</a> <a href="#content-nyxtom" title="Content">🖋</a></td>
-  </tr>
-  <tr>
     <td align="center"><a href="https://github.com/workingjubilee"><img src="https://avatars1.githubusercontent.com/u/46493976?v=4" width="100px;" alt=""/><br /><sub><b>Jubilee</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=workingjubilee" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/WofWca"><img src="https://avatars1.githubusercontent.com/u/39462442?v=4" width="100px;" alt=""/><br /><sub><b>WofWca</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=WofWca" title="Code">💻</a></td>
+  </tr>
+  <tr>
     <td align="center"><a href="https://github.com/jrvidal"><img src="https://avatars0.githubusercontent.com/u/1636604?v=4" width="100px;" alt=""/><br /><sub><b>Roberto Vidal</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Code">💻</a> <a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Documentation">📖</a> <a href="#ideas-jrvidal" title="Ideas, Planning, & Feedback">🤔</a> <a href="#maintenance-jrvidal" title="Maintenance">🚧</a></td>
+    <td align="center"><a href="https://github.com/jensim"><img src="https://avatars0.githubusercontent.com/u/3663856?v=4" width="100px;" alt=""/><br /><sub><b>Jens</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jensim" title="Documentation">📖</a></td>
   </tr>
 </table>
 

From a20f80623e217b416a51d7206552520562c303aa Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:49:05 +0200
Subject: [PATCH 37/68] docs: add rahatarmanahmed as a contributor (#337)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 3f6c252..5c955fa 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -321,6 +321,15 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "rahatarmanahmed",
+      "name": "Rahat Ahmed",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/3174006?v=4",
+      "profile": "http://rahatah.me/d",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 42195cb..0a807e7 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-34-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-35-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -181,6 +181,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="https://github.com/jrvidal"><img src="https://avatars0.githubusercontent.com/u/1636604?v=4" width="100px;" alt=""/><br /><sub><b>Roberto Vidal</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Code">💻</a> <a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Documentation">📖</a> <a href="#ideas-jrvidal" title="Ideas, Planning, & Feedback">🤔</a> <a href="#maintenance-jrvidal" title="Maintenance">🚧</a></td>
     <td align="center"><a href="https://github.com/jensim"><img src="https://avatars0.githubusercontent.com/u/3663856?v=4" width="100px;" alt=""/><br /><sub><b>Jens</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jensim" title="Documentation">📖</a></td>
+    <td align="center"><a href="http://rahatah.me/d"><img src="https://avatars3.githubusercontent.com/u/3174006?v=4" width="100px;" alt=""/><br /><sub><b>Rahat Ahmed</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=rahatarmanahmed" title="Documentation">📖</a></td>
   </tr>
 </table>
 

From ad00c2cf51e2697daddc3126699e4c035914df3a Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:49:57 +0200
Subject: [PATCH 38/68] docs: add AbdouSeck as a contributor (#338)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 11 +++++++++++
 README.md           |  3 ++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 5c955fa..dc8ee98 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -330,6 +330,17 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "AbdouSeck",
+      "name": "Abdou Seck",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/6490055?v=4",
+      "profile": "https://github.com/AbdouSeck",
+      "contributions": [
+        "code",
+        "content",
+        "review"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 0a807e7..afc43b8 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-35-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-36-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -182,6 +182,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/jrvidal"><img src="https://avatars0.githubusercontent.com/u/1636604?v=4" width="100px;" alt=""/><br /><sub><b>Roberto Vidal</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Code">💻</a> <a href="https://github.com/fmoko/rustlings/commits?author=jrvidal" title="Documentation">📖</a> <a href="#ideas-jrvidal" title="Ideas, Planning, & Feedback">🤔</a> <a href="#maintenance-jrvidal" title="Maintenance">🚧</a></td>
     <td align="center"><a href="https://github.com/jensim"><img src="https://avatars0.githubusercontent.com/u/3663856?v=4" width="100px;" alt=""/><br /><sub><b>Jens</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jensim" title="Documentation">📖</a></td>
     <td align="center"><a href="http://rahatah.me/d"><img src="https://avatars3.githubusercontent.com/u/3174006?v=4" width="100px;" alt=""/><br /><sub><b>Rahat Ahmed</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=rahatarmanahmed" title="Documentation">📖</a></td>
+    <td align="center"><a href="https://github.com/AbdouSeck"><img src="https://avatars2.githubusercontent.com/u/6490055?v=4" width="100px;" alt=""/><br /><sub><b>Abdou Seck</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=AbdouSeck" title="Code">💻</a> <a href="#content-AbdouSeck" title="Content">🖋</a> <a href="https://github.com/fmoko/rustlings/pulls?q=is%3Apr+reviewed-by%3AAbdouSeck" title="Reviewed Pull Requests">👀</a></td>
   </tr>
 </table>
 

From f509e479a14e06b7baea605b6e87c0bf8c6b0e7d Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:51:02 +0200
Subject: [PATCH 39/68] docs: add Socratides as a contributor (#339)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index dc8ee98..687d4db 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -341,6 +341,15 @@
         "content",
         "review"
       ]
+    },
+    {
+      "login": "Socratides",
+      "name": "Socrates",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/27732983?v=4",
+      "profile": "https://github.com/Socratides",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index afc43b8..f24f785 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-36-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-37-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -183,6 +183,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/jensim"><img src="https://avatars0.githubusercontent.com/u/3663856?v=4" width="100px;" alt=""/><br /><sub><b>Jens</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jensim" title="Documentation">📖</a></td>
     <td align="center"><a href="http://rahatah.me/d"><img src="https://avatars3.githubusercontent.com/u/3174006?v=4" width="100px;" alt=""/><br /><sub><b>Rahat Ahmed</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=rahatarmanahmed" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/AbdouSeck"><img src="https://avatars2.githubusercontent.com/u/6490055?v=4" width="100px;" alt=""/><br /><sub><b>Abdou Seck</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=AbdouSeck" title="Code">💻</a> <a href="#content-AbdouSeck" title="Content">🖋</a> <a href="https://github.com/fmoko/rustlings/pulls?q=is%3Apr+reviewed-by%3AAbdouSeck" title="Reviewed Pull Requests">👀</a></td>
+    <td align="center"><a href="https://github.com/Socratides"><img src="https://avatars3.githubusercontent.com/u/27732983?v=4" width="100px;" alt=""/><br /><sub><b>Socrates</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Socratides" title="Documentation">📖</a></td>
   </tr>
 </table>
 

From 5f5a0465cb3e3f474241f5f4bd2a559f4fd687f8 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:52:51 +0200
Subject: [PATCH 40/68] docs: add codehearts as a contributor (#341)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
Co-authored-by: fmoko <mokou@posteo.de>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 1 +
 2 files changed, 10 insertions(+)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 687d4db..4555ee7 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -342,6 +342,15 @@
         "review"
       ]
     },
+    {
+      "login": "codehearts",
+      "name": "Katie",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/2885412?v=4",
+      "profile": "https://codehearts.com",
+      "contributions": [
+        "code"
+      ]
+    },
     {
       "login": "Socratides",
       "name": "Socrates",
diff --git a/README.md b/README.md
index f24f785..f531c8e 100644
--- a/README.md
+++ b/README.md
@@ -183,6 +183,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/jensim"><img src="https://avatars0.githubusercontent.com/u/3663856?v=4" width="100px;" alt=""/><br /><sub><b>Jens</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=jensim" title="Documentation">📖</a></td>
     <td align="center"><a href="http://rahatah.me/d"><img src="https://avatars3.githubusercontent.com/u/3174006?v=4" width="100px;" alt=""/><br /><sub><b>Rahat Ahmed</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=rahatarmanahmed" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/AbdouSeck"><img src="https://avatars2.githubusercontent.com/u/6490055?v=4" width="100px;" alt=""/><br /><sub><b>Abdou Seck</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=AbdouSeck" title="Code">💻</a> <a href="#content-AbdouSeck" title="Content">🖋</a> <a href="https://github.com/fmoko/rustlings/pulls?q=is%3Apr+reviewed-by%3AAbdouSeck" title="Reviewed Pull Requests">👀</a></td>
+    <td align="center"><a href="https://codehearts.com"><img src="https://avatars0.githubusercontent.com/u/2885412?v=4" width="100px;" alt=""/><br /><sub><b>Katie</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=codehearts" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/Socratides"><img src="https://avatars3.githubusercontent.com/u/27732983?v=4" width="100px;" alt=""/><br /><sub><b>Socrates</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Socratides" title="Documentation">📖</a></td>
   </tr>
 </table>

From 5b72f478a7ee9cb282f31ef798f6b3a23205e8b0 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:53:46 +0200
Subject: [PATCH 41/68] docs: add gnodarse as a contributor (#342)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 4555ee7..b8ba690 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -359,6 +359,15 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "gnodarse",
+      "name": "gnodarse",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/46761795?v=4",
+      "profile": "https://github.com/gnodarse",
+      "contributions": [
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index f531c8e..68b7293 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-37-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-39-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -185,6 +185,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/AbdouSeck"><img src="https://avatars2.githubusercontent.com/u/6490055?v=4" width="100px;" alt=""/><br /><sub><b>Abdou Seck</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=AbdouSeck" title="Code">💻</a> <a href="#content-AbdouSeck" title="Content">🖋</a> <a href="https://github.com/fmoko/rustlings/pulls?q=is%3Apr+reviewed-by%3AAbdouSeck" title="Reviewed Pull Requests">👀</a></td>
     <td align="center"><a href="https://codehearts.com"><img src="https://avatars0.githubusercontent.com/u/2885412?v=4" width="100px;" alt=""/><br /><sub><b>Katie</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=codehearts" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/Socratides"><img src="https://avatars3.githubusercontent.com/u/27732983?v=4" width="100px;" alt=""/><br /><sub><b>Socrates</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Socratides" title="Documentation">📖</a></td>
+    <td align="center"><a href="https://github.com/gnodarse"><img src="https://avatars3.githubusercontent.com/u/46761795?v=4" width="100px;" alt=""/><br /><sub><b>gnodarse</b></sub></a><br /><a href="#content-gnodarse" title="Content">🖋</a></td>
   </tr>
 </table>
 

From eface5ef4568cfd52e3855b5895f394be337a1e8 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:54:28 +0200
Subject: [PATCH 42/68] docs: add harrisonmetz as a contributor (#343)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index b8ba690..f80e1f4 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -368,6 +368,15 @@
       "contributions": [
         "content"
       ]
+    },
+    {
+      "login": "harrisonmetz",
+      "name": "Harrison Metzger",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/7883408?v=4",
+      "profile": "https://github.com/harrisonmetz",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 68b7293..5985e75 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-39-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-40-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -186,6 +186,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://codehearts.com"><img src="https://avatars0.githubusercontent.com/u/2885412?v=4" width="100px;" alt=""/><br /><sub><b>Katie</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=codehearts" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/Socratides"><img src="https://avatars3.githubusercontent.com/u/27732983?v=4" width="100px;" alt=""/><br /><sub><b>Socrates</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Socratides" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/gnodarse"><img src="https://avatars3.githubusercontent.com/u/46761795?v=4" width="100px;" alt=""/><br /><sub><b>gnodarse</b></sub></a><br /><a href="#content-gnodarse" title="Content">🖋</a></td>
+    <td align="center"><a href="https://github.com/harrisonmetz"><img src="https://avatars1.githubusercontent.com/u/7883408?v=4" width="100px;" alt=""/><br /><sub><b>Harrison Metzger</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=harrisonmetz" title="Code">💻</a></td>
   </tr>
 </table>
 

From e093af4c05514044a1223156400145185e42ef7f Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:54:59 +0200
Subject: [PATCH 43/68] docs: add TorbenJ as a contributor (#344)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  5 ++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index f80e1f4..c7beed8 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -377,6 +377,16 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "TorbenJ",
+      "name": "Torben Jonas",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/9077102?v=4",
+      "profile": "https://github.com/TorbenJ",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 5985e75..9dca811 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-40-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-41-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -188,6 +188,9 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/gnodarse"><img src="https://avatars3.githubusercontent.com/u/46761795?v=4" width="100px;" alt=""/><br /><sub><b>gnodarse</b></sub></a><br /><a href="#content-gnodarse" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/harrisonmetz"><img src="https://avatars1.githubusercontent.com/u/7883408?v=4" width="100px;" alt=""/><br /><sub><b>Harrison Metzger</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=harrisonmetz" title="Code">💻</a></td>
   </tr>
+  <tr>
+    <td align="center"><a href="https://github.com/TorbenJ"><img src="https://avatars2.githubusercontent.com/u/9077102?v=4" width="100px;" alt=""/><br /><sub><b>Torben Jonas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=TorbenJ" title="Code">💻</a> <a href="#content-TorbenJ" title="Content">🖋</a></td>
+  </tr>
 </table>
 
 <!-- markdownlint-enable -->

From f060f099d4fb4a1f9ea59c1879dd4651c9f317c8 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:55:30 +0200
Subject: [PATCH 44/68] docs: add pbx as a contributor (#345)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index c7beed8..f2fc563 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -387,6 +387,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "pbx",
+      "name": "Paul Bissex",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/641?v=4",
+      "profile": "http://paulbissex.com/",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 9dca811..63a93d9 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-41-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-42-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -190,6 +190,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   </tr>
   <tr>
     <td align="center"><a href="https://github.com/TorbenJ"><img src="https://avatars2.githubusercontent.com/u/9077102?v=4" width="100px;" alt=""/><br /><sub><b>Torben Jonas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=TorbenJ" title="Code">💻</a> <a href="#content-TorbenJ" title="Content">🖋</a></td>
+    <td align="center"><a href="http://paulbissex.com/"><img src="https://avatars0.githubusercontent.com/u/641?v=4" width="100px;" alt=""/><br /><sub><b>Paul Bissex</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=pbx" title="Documentation">📖</a></td>
   </tr>
 </table>
 

From 84e1f85be2646419513486b01b06cb8d199495c7 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:56:40 +0200
Subject: [PATCH 45/68] docs: add sjmann as a contributor (#346)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index f2fc563..db8f411 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -396,6 +396,16 @@
       "contributions": [
         "doc"
       ]
+    },
+    {
+      "login": "sjmann",
+      "name": "Steven Mann",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/6589896?v=4",
+      "profile": "https://github.com/sjmann",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 63a93d9..048bea9 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-42-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-43-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -191,6 +191,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
   <tr>
     <td align="center"><a href="https://github.com/TorbenJ"><img src="https://avatars2.githubusercontent.com/u/9077102?v=4" width="100px;" alt=""/><br /><sub><b>Torben Jonas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=TorbenJ" title="Code">💻</a> <a href="#content-TorbenJ" title="Content">🖋</a></td>
     <td align="center"><a href="http://paulbissex.com/"><img src="https://avatars0.githubusercontent.com/u/641?v=4" width="100px;" alt=""/><br /><sub><b>Paul Bissex</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=pbx" title="Documentation">📖</a></td>
+    <td align="center"><a href="https://github.com/sjmann"><img src="https://avatars0.githubusercontent.com/u/6589896?v=4" width="100px;" alt=""/><br /><sub><b>Steven Mann</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sjmann" title="Code">💻</a> <a href="#content-sjmann" title="Content">🖋</a></td>
   </tr>
 </table>
 

From cd06b39a422e5df37e1618f928523974b247d465 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:57:18 +0200
Subject: [PATCH 46/68] docs: add Tarnadas as a contributor (#347)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index db8f411..631d814 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -406,6 +406,16 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "Tarnadas",
+      "name": "Mario Reder",
+      "avatar_url": "https://avatars2.githubusercontent.com/u/5855071?v=4",
+      "profile": "https://smmdb.net/",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 048bea9..cc02fa8 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-43-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-44-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -192,6 +192,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/TorbenJ"><img src="https://avatars2.githubusercontent.com/u/9077102?v=4" width="100px;" alt=""/><br /><sub><b>Torben Jonas</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=TorbenJ" title="Code">💻</a> <a href="#content-TorbenJ" title="Content">🖋</a></td>
     <td align="center"><a href="http://paulbissex.com/"><img src="https://avatars0.githubusercontent.com/u/641?v=4" width="100px;" alt=""/><br /><sub><b>Paul Bissex</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=pbx" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/sjmann"><img src="https://avatars0.githubusercontent.com/u/6589896?v=4" width="100px;" alt=""/><br /><sub><b>Steven Mann</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sjmann" title="Code">💻</a> <a href="#content-sjmann" title="Content">🖋</a></td>
+    <td align="center"><a href="https://smmdb.net/"><img src="https://avatars2.githubusercontent.com/u/5855071?v=4" width="100px;" alt=""/><br /><sub><b>Mario Reder</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Tarnadas" title="Code">💻</a> <a href="#content-Tarnadas" title="Content">🖋</a></td>
   </tr>
 </table>
 

From b217961254931f025cf40c602d00cd73b0c41b0e Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:57:55 +0200
Subject: [PATCH 47/68] docs: add sl4m as a contributor (#348)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 631d814..c4a2a04 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -416,6 +416,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "sl4m",
+      "name": "skim",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/47347?v=4",
+      "profile": "https://keybase.io/skim",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index cc02fa8..ead806d 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-44-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-45-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -193,6 +193,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="http://paulbissex.com/"><img src="https://avatars0.githubusercontent.com/u/641?v=4" width="100px;" alt=""/><br /><sub><b>Paul Bissex</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=pbx" title="Documentation">📖</a></td>
     <td align="center"><a href="https://github.com/sjmann"><img src="https://avatars0.githubusercontent.com/u/6589896?v=4" width="100px;" alt=""/><br /><sub><b>Steven Mann</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sjmann" title="Code">💻</a> <a href="#content-sjmann" title="Content">🖋</a></td>
     <td align="center"><a href="https://smmdb.net/"><img src="https://avatars2.githubusercontent.com/u/5855071?v=4" width="100px;" alt=""/><br /><sub><b>Mario Reder</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Tarnadas" title="Code">💻</a> <a href="#content-Tarnadas" title="Content">🖋</a></td>
+    <td align="center"><a href="https://keybase.io/skim"><img src="https://avatars0.githubusercontent.com/u/47347?v=4" width="100px;" alt=""/><br /><sub><b>skim</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sl4m" title="Code">💻</a></td>
   </tr>
 </table>
 

From 3f1209ce19b96b81cfcbb20510b474087c889c02 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 00:59:07 +0200
Subject: [PATCH 48/68] docs: add sanjaykdragon as a contributor (#349)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index c4a2a04..c41d91b 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -425,6 +425,16 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "sanjaykdragon",
+      "name": "Sanjay K",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/10261698?v=4",
+      "profile": "https://github.com/sanjaykdragon",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index ead806d..1ea6594 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-45-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-46-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -194,6 +194,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://github.com/sjmann"><img src="https://avatars0.githubusercontent.com/u/6589896?v=4" width="100px;" alt=""/><br /><sub><b>Steven Mann</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sjmann" title="Code">💻</a> <a href="#content-sjmann" title="Content">🖋</a></td>
     <td align="center"><a href="https://smmdb.net/"><img src="https://avatars2.githubusercontent.com/u/5855071?v=4" width="100px;" alt=""/><br /><sub><b>Mario Reder</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Tarnadas" title="Code">💻</a> <a href="#content-Tarnadas" title="Content">🖋</a></td>
     <td align="center"><a href="https://keybase.io/skim"><img src="https://avatars0.githubusercontent.com/u/47347?v=4" width="100px;" alt=""/><br /><sub><b>skim</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sl4m" title="Code">💻</a></td>
+    <td align="center"><a href="https://github.com/sanjaykdragon"><img src="https://avatars1.githubusercontent.com/u/10261698?v=4" width="100px;" alt=""/><br /><sub><b>Sanjay K</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sanjaykdragon" title="Code">💻</a> <a href="#content-sanjaykdragon" title="Content">🖋</a></td>
   </tr>
 </table>
 

From fafcffed25729769c1eb6e166ee99e55488c0c70 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Sun, 12 Apr 2020 01:00:22 +0200
Subject: [PATCH 49/68] docs: add crodjer as a contributor (#350)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 9 +++++++++
 README.md           | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index c41d91b..3be4ec9 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -435,6 +435,15 @@
         "code",
         "content"
       ]
+    },
+    {
+      "login": "crodjer",
+      "name": "Rohan Jain",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/343499?v=4",
+      "profile": "http://www.rohanjain.in",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 1ea6594..283e943 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-46-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-47-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -195,6 +195,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://smmdb.net/"><img src="https://avatars2.githubusercontent.com/u/5855071?v=4" width="100px;" alt=""/><br /><sub><b>Mario Reder</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=Tarnadas" title="Code">💻</a> <a href="#content-Tarnadas" title="Content">🖋</a></td>
     <td align="center"><a href="https://keybase.io/skim"><img src="https://avatars0.githubusercontent.com/u/47347?v=4" width="100px;" alt=""/><br /><sub><b>skim</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sl4m" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/sanjaykdragon"><img src="https://avatars1.githubusercontent.com/u/10261698?v=4" width="100px;" alt=""/><br /><sub><b>Sanjay K</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sanjaykdragon" title="Code">💻</a> <a href="#content-sanjaykdragon" title="Content">🖋</a></td>
+    <td align="center"><a href="http://www.rohanjain.in"><img src="https://avatars1.githubusercontent.com/u/343499?v=4" width="100px;" alt=""/><br /><sub><b>Rohan Jain</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=crodjer" title="Code">💻</a></td>
   </tr>
 </table>
 

From cfb98a5617a4276080bcc431aef8d46cc6a67808 Mon Sep 17 00:00:00 2001
From: fmoko <mokou@posteo.de>
Date: Sun, 12 Apr 2020 01:03:28 +0200
Subject: [PATCH 50/68] docs: remove now obsolete credits section

---
 README.md | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/README.md b/README.md
index 283e943..ed88137 100644
--- a/README.md
+++ b/README.md
@@ -125,11 +125,6 @@ If you are interested in improving or adding new ones, please feel free to contr
 
 See [CONTRIBUTING.md](./CONTRIBUTING.md).
 
-## Credits
-
-`rustlings` was originally written by [Carol](https://github.com/carols10cents)!
-
-
 ## Contributors ✨
 
 Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/docs/en/emoji-key)):
@@ -203,4 +198,4 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <!-- prettier-ignore-end -->
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 
-This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!
\ No newline at end of file
+This project follows the [all-contributors](https://github.com/all-contributors/all-contributors) specification. Contributions of any kind welcome!

From abd0ec379c642a8dffefbbfb60791a96ccc0988e Mon Sep 17 00:00:00 2001
From: Saurav <40655135+saurav-2104@users.noreply.github.com>
Date: Sun, 12 Apr 2020 23:05:20 +0530
Subject: [PATCH 51/68] chore: update variables5.rs book link (#351)

chore: update variables5.rs book link

chore: update variables5.rs book link
---
 Cargo.lock | 2 +-
 info.toml  | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index a08dee5..52c8ed4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -592,7 +592,7 @@ dependencies = [
 
 [[package]]
 name = "rustlings"
-version = "2.2.1"
+version = "3.0.0"
 dependencies = [
  "assert_cmd 0.11.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/info.toml b/info.toml
index 632e6ee..4fbf9fd 100644
--- a/info.toml
+++ b/info.toml
@@ -52,7 +52,8 @@ because we want to assign a different typed value to an existing variable. Somet
 you may also like to reuse existing variable names because you are just converting
 values to different types like in this exercise.
 Fortunately Rust has a powerful solution to this problem: 'Shadowing'!
-You can read more about 'Shadowing' in the book's section 'Variables and Mutability'.
+You can read more about 'Shadowing' in the book's section 'Variables and Mutability': 
+https://doc.rust-lang.org/book/ch03-01-variables-and-mutability.html#shadowing
 Try to solve this exercise afterwards using this technique."""
 
 # IF

From 59f56b24d965ef0ab4da74237d6ef828c2f4f848 Mon Sep 17 00:00:00 2001
From: "allcontributors[bot]"
 <46447321+allcontributors[bot]@users.noreply.github.com>
Date: Tue, 14 Apr 2020 10:12:51 +0200
Subject: [PATCH 52/68] docs: add saidaspen as a contributor (#353)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>
---
 .all-contributorsrc | 10 ++++++++++
 README.md           |  3 ++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.all-contributorsrc b/.all-contributorsrc
index 3be4ec9..d4a0857 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -444,6 +444,16 @@
       "contributions": [
         "code"
       ]
+    },
+    {
+      "login": "saidaspen",
+      "name": "Said Aspen",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/7727687?v=4",
+      "profile": "https://www.saidaspen.se",
+      "contributions": [
+        "code",
+        "content"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index ed88137..baaa88f 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![crab pet](https://i.imgur.com/LbZJgmm.gif)
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-47-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-48-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # rustlings 🦀❤️ [![Build status](https://badge.buildkite.com/7af93d81dc522c67a1ec8e33ff5705861b1cb36360b774807f.svg)](https://buildkite.com/mokou/rustlings)
@@ -191,6 +191,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
     <td align="center"><a href="https://keybase.io/skim"><img src="https://avatars0.githubusercontent.com/u/47347?v=4" width="100px;" alt=""/><br /><sub><b>skim</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sl4m" title="Code">💻</a></td>
     <td align="center"><a href="https://github.com/sanjaykdragon"><img src="https://avatars1.githubusercontent.com/u/10261698?v=4" width="100px;" alt=""/><br /><sub><b>Sanjay K</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=sanjaykdragon" title="Code">💻</a> <a href="#content-sanjaykdragon" title="Content">🖋</a></td>
     <td align="center"><a href="http://www.rohanjain.in"><img src="https://avatars1.githubusercontent.com/u/343499?v=4" width="100px;" alt=""/><br /><sub><b>Rohan Jain</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=crodjer" title="Code">💻</a></td>
+    <td align="center"><a href="https://www.saidaspen.se"><img src="https://avatars1.githubusercontent.com/u/7727687?v=4" width="100px;" alt=""/><br /><sub><b>Said Aspen</b></sub></a><br /><a href="https://github.com/fmoko/rustlings/commits?author=saidaspen" title="Code">💻</a> <a href="#content-saidaspen" title="Content">🖋</a></td>
   </tr>
 </table>
 

From 5999acd24a4f203292be36e0fd18d385887ec481 Mon Sep 17 00:00:00 2001
From: Said Aspen <mail@saidaspen.se>
Date: Tue, 14 Apr 2020 10:13:20 +0200
Subject: [PATCH 53/68] feat: Add exercise variables6 covering const (#352)

---
 exercises/variables/variables6.rs |  9 +++++++++
 info.toml                         | 15 +++++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 exercises/variables/variables6.rs

diff --git a/exercises/variables/variables6.rs b/exercises/variables/variables6.rs
new file mode 100644
index 0000000..76afa85
--- /dev/null
+++ b/exercises/variables/variables6.rs
@@ -0,0 +1,9 @@
+// variables5.rs
+// Make me compile! Execute the command `rustlings hint variables6` if you want a hint :)
+
+// I AM NOT DONE
+
+const NUMBER = 3;
+fn main() {
+    println!("Number {}", NUMBER);
+}
diff --git a/info.toml b/info.toml
index 4fbf9fd..789b612 100644
--- a/info.toml
+++ b/info.toml
@@ -56,6 +56,21 @@ You can read more about 'Shadowing' in the book's section 'Variables and Mutabil
 https://doc.rust-lang.org/book/ch03-01-variables-and-mutability.html#shadowing
 Try to solve this exercise afterwards using this technique."""
 
+[[exercises]]
+name = "variables6"
+path = "exercises/variables/variables6.rs"
+mode = "compile"
+hint = """
+We know about variables and mutability, but there is another important type of 
+variable available; constants. 
+Constants are always immutable and they are declared with keyword 'const' rather 
+then keyword 'let'.
+Constants types must also always be annotated.
+
+Read more about constants under 'Differences Between Variables and Constants' in the book's section 'Variables and Mutability': 
+https://doc.rust-lang.org/book/ch03-01-variables-and-mutability.html
+"""
+
 # IF
 
 [[exercises]]

From 6c3cc2caf54d557aaa522baebb3a5bfabc450576 Mon Sep 17 00:00:00 2001
From: Ufuk Celebi <uce@users.noreply.github.com>
Date: Wed, 15 Apr 2020 23:52:31 +0200
Subject: [PATCH 54/68] chore: delete orphaned `error_handling/option1.rs`

`error_handling/option1.rs` has been replaced by `option/option1.rs` and
is not referenced in `info.toml` any more.
---
 exercises/error_handling/option1.rs | 31 -----------------------------
 1 file changed, 31 deletions(-)
 delete mode 100644 exercises/error_handling/option1.rs

diff --git a/exercises/error_handling/option1.rs b/exercises/error_handling/option1.rs
deleted file mode 100644
index 5d81b15..0000000
--- a/exercises/error_handling/option1.rs
+++ /dev/null
@@ -1,31 +0,0 @@
-// option1.rs
-// This example panics because the second time it calls `pop`, the `vec`
-// is empty, so `pop` returns `None`, and `unwrap` panics if it's called
-// on `None`. Handle this in a more graceful way than calling `unwrap`!
-// Execute `rustlings hint option1` for hints :)
-
-// I AM NOT DONE
-
-pub fn pop_too_much() -> bool {
-    let mut list = vec![3];
-
-    let last = list.pop().unwrap();
-    println!("The last item in the list is {:?}", last);
-
-    let second_to_last = list.pop().unwrap();
-    println!(
-        "The second-to-last item in the list is {:?}",
-        second_to_last
-    );
-    true
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn should_not_panic() {
-        assert!(pop_too_much());
-    }
-}

From a3a554aeedcbe1177e92157d1a39005cd542369e Mon Sep 17 00:00:00 2001
From: Said Aspen <mail@saidaspen.se>
Date: Thu, 16 Apr 2020 16:21:36 +0200
Subject: [PATCH 55/68] Hints for structs1 and structs2 (#355)

---
 info.toml | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/info.toml b/info.toml
index 789b612..faaef42 100644
--- a/info.toml
+++ b/info.toml
@@ -215,13 +215,22 @@ Now you have another tool in your toolbox!"""
 name = "structs1"
 path = "exercises/structs/structs1.rs"
 mode = "test"
-hint = "No hints this time ;)"
+hint = """
+Rust has more than one type of struct. Both variants are used to package related data together.
+On the one hand, there are normal, or classic, structs. These are named collections of related data stored in fields.
+The other variant is tuple structs. Basically just named tuples.
+In this exercise you need to implement one of each kind.
+
+Read more about structs in The Book: https://doc.rust-lang.org/stable/book/ch05-00-structs.html"""
 
 [[exercises]]
 name = "structs2"
 path = "exercises/structs/structs2.rs"
 mode = "test"
-hint = "No hints this time ;)"
+hint = """
+Creating instances of structs is easy, all you need to do is assign some values to its fields. 
+There is however some shortcuts that can be taken when instantiating structs. 
+Have a look in The Book, to find out more: https://doc.rust-lang.org/stable/book/ch05-01-defining-structs.html#creating-instances-from-other-instances-with-struct-update-syntax"""
 
 # STRINGS
 

From c9e4f2cfb4c48d0b7451263cfb43b9426438122d Mon Sep 17 00:00:00 2001
From: lebedevsergey <sunman_pfc@mail.ru>
Date: Fri, 17 Apr 2020 16:43:01 +0300
Subject: [PATCH 56/68] fix: confusing comment in conversions/try_from_into.rs

Co-authored-by: Lebedev <sergey.lebedev@corp.mail.ru>
---
 exercises/conversions/try_from_into.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercises/conversions/try_from_into.rs b/exercises/conversions/try_from_into.rs
index 255d2e1..834dd93 100644
--- a/exercises/conversions/try_from_into.rs
+++ b/exercises/conversions/try_from_into.rs
@@ -45,7 +45,7 @@ mod tests {
     use super::*;
     #[test]
     fn test_bad_convert() {
-        // Test that John is returned when bad string is provided
+        // Test that error is returned when bad string is provided
         let p = Person::try_from("");
         assert!(p.is_err());
     }

From 630ff0e00b24bb5026fe248deb3a4818b9a38d4c Mon Sep 17 00:00:00 2001
From: Steven Mann <sjmann91@gmail.com>
Date: Tue, 21 Apr 2020 17:50:00 +0100
Subject: [PATCH 57/68] chore: add explanatory comment to clippy1

---
 exercises/clippy/clippy1.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/exercises/clippy/clippy1.rs b/exercises/clippy/clippy1.rs
index 2b4c635..bdb5dd2 100644
--- a/exercises/clippy/clippy1.rs
+++ b/exercises/clippy/clippy1.rs
@@ -2,6 +2,8 @@
 // The Clippy tool is a collection of lints to analyze your code
 // so you can catch common mistakes and improve your Rust code.
 //
+// For these exercises the code will fail to compile when there are clippy warnings
+// check clippy's suggestions from the output to solve the exercise.
 // Execute `rustlings hint clippy1` for hints :)
 
 // I AM NOT DONE

From 19fb1c240c25b7dc50fc64c48a60bdb5f28f6de6 Mon Sep 17 00:00:00 2001
From: apatniv <apatniv@gmail.com>
Date: Tue, 21 Apr 2020 22:51:56 -0400
Subject: [PATCH 58/68] test: Add missing test case for from_str exercise

---
 exercises/conversions/from_str.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/exercises/conversions/from_str.rs b/exercises/conversions/from_str.rs
index 3c889d7..7b4fdac 100644
--- a/exercises/conversions/from_str.rs
+++ b/exercises/conversions/from_str.rs
@@ -39,7 +39,11 @@ mod tests {
     }
     #[test]
     fn good_input() {
-        assert!("John,32".parse::<Person>().is_ok());
+        let p = "John,32".parse::<Person>();
+        assert!(p.is_ok());
+        let p = p.unwrap();
+        assert_eq!(p.name, "John");
+        assert_eq!(p.age, 32);
     }
     #[test]
     #[should_panic]

From 32721bbc83953ad9cad7784cce645892d74aa778 Mon Sep 17 00:00:00 2001
From: Aleksei Trifonov <avrong@avrong.me>
Date: Sat, 25 Apr 2020 11:25:41 +0300
Subject: [PATCH 59/68] chore: fix missing space in the hint for errorsn.rs

---
 info.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/info.toml b/info.toml
index faaef42..71bb3dd 100644
--- a/info.toml
+++ b/info.toml
@@ -501,7 +501,7 @@ mode = "test"
 hint = """
 First hint: To figure out what type should go where the ??? is, take a look
 at the test helper function `test_with_str`, since it returns whatever
-`read_and_validate` returns and`test_with_str` has its signature fully
+`read_and_validate` returns and `test_with_str` has its signature fully
 specified.
 
 

From b66e2e09622243e086a0f1258dd27e1a2d61c891 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?D=C3=ADdac=20Sement=C3=A9=20Fern=C3=A1ndez?=
 <didac.semente@gmail.com>
Date: Mon, 27 Apr 2020 20:17:26 +0200
Subject: [PATCH 60/68] feat: Added exercise structs3.rs

---
 exercises/structs/structs3.rs | 67 +++++++++++++++++++++++++++++++++++
 info.toml                     | 13 +++++++
 2 files changed, 80 insertions(+)
 create mode 100644 exercises/structs/structs3.rs

diff --git a/exercises/structs/structs3.rs b/exercises/structs/structs3.rs
new file mode 100644
index 0000000..77cc154
--- /dev/null
+++ b/exercises/structs/structs3.rs
@@ -0,0 +1,67 @@
+// structs3.rs
+// Structs contain more than simply some data, they can also have logic, in this
+// exercise we have defined the Package struct and we want to test some logic attached to it,
+// make the code compile and the tests pass! If you have issues execute `rustlings hint structs3`
+
+// I AM NOT DONE
+
+#[derive(Debug)]
+struct Package {
+    from: String,
+    to: String,
+    weight: f32
+}
+
+impl Package {
+    fn new(from: String, to: String, weight: f32) -> Package {
+        if weight <= 0.0 {
+            // Something goes here...
+        } else {
+            return Package {from, to, weight};
+        }
+    }
+
+    fn is_international(&self) -> ??? {
+        // Something goes here...
+    }
+
+    fn get_fees(&self, cost_per_kg: f32) -> ??? {
+        // Something goes here...
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    #[should_panic]
+    fn fail_creating_weightless_package() {
+        let country_from = String::from("Spain");
+        let country_to = String::from("Austria");
+
+        Package::new(country_from, country_to, -2.21);
+    }
+
+    #[test]
+    fn create_international_package() {
+        let country_from = String::from("Spain");
+        let country_to = String::from("Russia");
+        
+        let package = Package::new(country_from, country_to, 1.2);
+
+        assert!(package.is_international());
+    }
+
+    #[test]
+    fn calculate_transport_fees() {
+        let country_from = String::from("Spain");
+        let country_to = String::from("Spain");
+
+        let country_fee = ???;
+        
+        let package = Package::new(country_from, country_to, 22.0);
+        
+        assert_eq!(package.get_fees(country_fee), 176.0);
+    }
+}
diff --git a/info.toml b/info.toml
index 71bb3dd..1d0701f 100644
--- a/info.toml
+++ b/info.toml
@@ -232,6 +232,19 @@ Creating instances of structs is easy, all you need to do is assign some values
 There is however some shortcuts that can be taken when instantiating structs. 
 Have a look in The Book, to find out more: https://doc.rust-lang.org/stable/book/ch05-01-defining-structs.html#creating-instances-from-other-instances-with-struct-update-syntax"""
 
+[[exercises]]
+name = "structs3"
+path = "exercises/structs/structs3.rs"
+mode = "test"
+hint = """
+The new method needs to panic if the weight is physically impossible :), how do we do that in Rust?
+
+For is_international: What makes a package international? Seems related to the places it goes through right?
+
+For calculate_transport_fees: Bigger is more expensive usually, we don't have size, but something may fit the bill here :)
+
+Have a look in The Book, to find out more about method implementations: https://doc.rust-lang.org/book/ch05-03-method-syntax.html"""
+
 # STRINGS
 
 [[exercises]]

From 9cfb617d5b0451b4b51644a1298965390cda9884 Mon Sep 17 00:00:00 2001
From: Abdou Seck <djily02016@gmail.com>
Date: Wed, 29 Apr 2020 15:08:34 -0400
Subject: [PATCH 61/68] fix(installation): Check if python is available while
 checking for git,rustc and cargo

closes #374
---
 install.sh | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/install.sh b/install.sh
index 7abb406..532728e 100755
--- a/install.sh
+++ b/install.sh
@@ -30,6 +30,22 @@ else
     exit 1
 fi
 
+# Look up python installations, starting with 3 with a fallback of 2
+if [ -x "$(command -v python3)" ]
+then
+    PY="$(command -v python3)"
+elif [ -x "$(command -v python)" ]
+then
+    PY="$(command -v python)"
+elif [ -x "$(command -v python2)" ]
+then
+    PY="$(command -v python2)"
+else
+    echo "ERROR: No working python installation was found"
+    echo "Please install python and add it to the PATH variable"
+    exit 1
+fi
+
 # Function that compares two versions strings v1 and v2 given in arguments (e.g 1.31 and 1.33.0).
 # Returns 1 if v1 > v2, 0 if v1 == v2, 2 if v1 < v2.
 function vercomp() {
@@ -86,7 +102,7 @@ Path=${1:-rustlings/}
 echo "Cloning Rustlings at $Path..."
 git clone -q https://github.com/rust-lang/rustlings $Path
 
-Version=$(curl -s https://api.github.com/repos/rust-lang/rustlings/releases/latest | python -c "import json,sys;obj=json.load(sys.stdin);print(obj['tag_name']);")
+Version=$(curl -s https://api.github.com/repos/rust-lang/rustlings/releases/latest | ${PY} -c "import json,sys;obj=json.load(sys.stdin);print(obj['tag_name']);")
 CargoBin="${CARGO_HOME:-$HOME/.cargo}/bin"
 
 echo "Checking out version $Version..."

From 959008284834bece0196a01e17ac69a7e3590116 Mon Sep 17 00:00:00 2001
From: Dan Wilhelm <dan@danwilhelm.com>
Date: Wed, 29 Apr 2020 19:11:54 -0700
Subject: [PATCH 62/68] fix: update iterator and macro text for typos and
 clarity

- /macros/README.md: Typo "modules" => "macros"
- iterators2.py: Reduce line length to <90-char width.
- iterators4.py: Update 'fun' => 'challenge' as per PR#177
- rustlings hint iterators4: improve clarity
---
 exercises/macros/README.md                     |  2 +-
 exercises/standard_library_types/iterators2.rs | 10 ++++++----
 exercises/standard_library_types/iterators4.rs |  6 +++---
 info.toml                                      |  8 ++++----
 4 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/exercises/macros/README.md b/exercises/macros/README.md
index ef9e4bd..b48b880 100644
--- a/exercises/macros/README.md
+++ b/exercises/macros/README.md
@@ -2,7 +2,7 @@
 
 Rust's macro system is very powerful, but also kind of difficult to wrap your
 head around. We're not going to teach you how to write your own fully-featured
-modules, instead we'll show you how to use and create them.
+macros. Instead, we'll show you how to use and create them.
 
 #### Book Sections
 
diff --git a/exercises/standard_library_types/iterators2.rs b/exercises/standard_library_types/iterators2.rs
index a1274a2..837725f 100644
--- a/exercises/standard_library_types/iterators2.rs
+++ b/exercises/standard_library_types/iterators2.rs
@@ -1,8 +1,10 @@
 // iterators2.rs
-// In this module, you'll learn some of unique advantages that iterators can offer
-// Step 1. Complete the `capitalize_first` function to pass the first two cases
-// Step 2. Apply the `capitalize_first` function to a vector of strings, ensuring that it returns a vector of strings as well
-// Step 3. Apply the `capitalize_first` function again to a list, but try and ensure it returns a single string
+// In this module, you'll learn some of unique advantages that iterators can offer.
+// Step 1. Complete the `capitalize_first` function to pass the first two cases.
+// Step 2. Apply the `capitalize_first` function to a vector of strings.
+//         Ensure that it returns a vector of strings as well.
+// Step 3. Apply the `capitalize_first` function again to a list.
+//         Try to ensure it returns a single string.
 // As always, there are hints if you execute `rustlings hint iterators2`!
 
 // I AM NOT DONE
diff --git a/exercises/standard_library_types/iterators4.rs b/exercises/standard_library_types/iterators4.rs
index b945613..8886283 100644
--- a/exercises/standard_library_types/iterators4.rs
+++ b/exercises/standard_library_types/iterators4.rs
@@ -3,13 +3,13 @@
 // I AM NOT DONE
 
 pub fn factorial(num: u64) -> u64 {
-    // Complete this function to return factorial of num
+    // Complete this function to return the factorial of num
     // Do not use:
     // - return
-    // For extra fun don't use:
+    // Try not to use:
     // - imperative style loops (for, while)
     // - additional variables
-    // For the most fun don't use:
+    // For an extra challenge, don't use:
     // - recursion
     // Execute `rustlings hint iterators4` for hints.
 }
diff --git a/info.toml b/info.toml
index 71bb3dd..d7374ab 100644
--- a/info.toml
+++ b/info.toml
@@ -640,10 +640,10 @@ name = "iterators4"
 path = "exercises/standard_library_types/iterators4.rs"
 mode = "test"
 hint = """
-In an imperative language you might write a for loop to iterate through
-multiply the values into a mutable variable. Or you might write code more
-functionally with recursion and a match clause. But you can also use ranges
-and iterators to solve this in rust."""
+In an imperative language, you might write a for loop that updates 
+a mutable variable. Or, you might write code utilizing recursion 
+and a match clause. In Rust you can take another functional
+approach, computing the factorial elegantly with ranges and iterators."""
 
 # TRAITS
 

From 80390d8a03fa423f5435598b8002b2624c592991 Mon Sep 17 00:00:00 2001
From: Darren Meehan <Darrenmeehan@users.noreply.github.com>
Date: Thu, 30 Apr 2020 08:13:41 +0100
Subject: [PATCH 63/68] docs: Remove outdated MacOS instructions

The quoted file no longer exists
---
 README.md | 2 --
 1 file changed, 2 deletions(-)

diff --git a/README.md b/README.md
index baaa88f..db20330 100644
--- a/README.md
+++ b/README.md
@@ -18,8 +18,6 @@ Alternatively, for a first-time Rust learner, there's several other resources:
 
 _Note: If you're on MacOS, make sure you've installed Xcode and its developer tools by typing `xcode-select --install`._
 
-_Note: If you have Xcode 10+ installed, you also need to install the package file found at `/Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg`._
-
 You will need to have Rust installed. You can get it by visiting https://rustup.rs. This'll also install Cargo, Rust's package/project manager.
 
 ## MacOS/Linux

From a901499ededd3ce1995164700514fe4e9a0373ea Mon Sep 17 00:00:00 2001
From: Jihchi Lee <jihchi@users.noreply.github.com>
Date: Thu, 30 Apr 2020 21:53:50 +0800
Subject: [PATCH 64/68] fix(from_into.rs): typo

---
 exercises/conversions/from_into.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercises/conversions/from_into.rs b/exercises/conversions/from_into.rs
index 58b860e..c5cba23 100644
--- a/exercises/conversions/from_into.rs
+++ b/exercises/conversions/from_into.rs
@@ -31,7 +31,7 @@ impl Default for Person {
 // 3. Extract the first element from the split operation and use it as the name
 // 4. Extract the other element from the split operation and parse it into a `usize` as the age
 // If while parsing the age, something goes wrong, then return the default of Person
-// Otherwise, then return an instantiated Person onject with the results
+// Otherwise, then return an instantiated Person object with the results
 impl From<&str> for Person {
     fn from(s: &str) -> Person {
     }

From c301814d6809ee65b58ea525c3ee74df19616595 Mon Sep 17 00:00:00 2001
From: Christofer Bertonha <christofer.bertonha@typeform.com>
Date: Sat, 2 May 2020 18:30:11 +0200
Subject: [PATCH 65/68] chore: Remove deprecated description from
 error_handling/errorsn.rs

---
 exercises/error_handling/errorsn.rs | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/exercises/error_handling/errorsn.rs b/exercises/error_handling/errorsn.rs
index 3079943..1b985bf 100644
--- a/exercises/error_handling/errorsn.rs
+++ b/exercises/error_handling/errorsn.rs
@@ -100,15 +100,12 @@ enum CreationError {
 
 impl fmt::Display for CreationError {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        f.write_str((self as &dyn error::Error).description())
+        let description = match *self {
+            CreationError::Negative => "Number is negative",
+            CreationError::Zero => "Number is zero",
+        };
+        f.write_str(description)
     }
 }
 
-impl error::Error for CreationError {
-    fn description(&self) -> &str {
-        match *self {
-            CreationError::Negative => "Negative",
-            CreationError::Zero => "Zero",
-        }
-    }
-}
+impl error::Error for CreationError {}

From 1da84b5f7c489f65bd683c244f13c7d1ee812df0 Mon Sep 17 00:00:00 2001
From: Rob Story <wrobstory@gmail.com>
Date: Thu, 30 Apr 2020 21:17:17 -0700
Subject: [PATCH 66/68] feat: Add if2 exercise

---
 exercises/if/if2.rs | 36 ++++++++++++++++++++++++++++++++++++
 info.toml           |  9 +++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 exercises/if/if2.rs

diff --git a/exercises/if/if2.rs b/exercises/if/if2.rs
new file mode 100644
index 0000000..80effbd
--- /dev/null
+++ b/exercises/if/if2.rs
@@ -0,0 +1,36 @@
+// if2.rs
+
+// Step 1: Make me compile!
+// Step 2: Get the bar_for_fuzz and default_to_baz tests passing!
+// Execute the command `rustlings hint if2` if you want a hint :)
+
+// I AM NOT DONE
+
+pub fn fizz_if_foo(fizzish: &str) -> &str {
+    if fizzish == "fizz" {
+        "foo"
+    } else {
+        1
+    }
+}
+
+// No test changes needed!
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn foo_for_fizz() {
+        assert_eq!(fizz_if_foo("fizz"), "foo")
+    }
+
+    #[test]
+    fn bar_for_fuzz() {
+        assert_eq!(fizz_if_foo("fuzz"), "bar")
+    }
+
+    #[test]
+    fn default_to_baz() {
+        assert_eq!(fizz_if_foo("literally anything"), "baz")
+    }
+}
diff --git a/info.toml b/info.toml
index d7374ab..e852ad0 100644
--- a/info.toml
+++ b/info.toml
@@ -87,6 +87,15 @@ Remember in Rust that:
 - `if`/`else` conditionals are expressions
 - Each condition is followed by a `{}` block."""
 
+[[exercises]]
+name = "if2"
+path = "exercises/if/if2.rs"
+mode = "test"
+hint = """
+For that first compiler error, it's important in Rust that each conditional
+block return the same type! To get the tests passing, you will need a couple
+conditions checking different input values."""
+
 # FUNCTIONS
 
 [[exercises]]

From f6cffc7e487b42f15a6f958e49704c93a8d4465b Mon Sep 17 00:00:00 2001
From: Rob Story <wrobstory@gmail.com>
Date: Sat, 2 May 2020 16:39:37 -0700
Subject: [PATCH 67/68] fix(option1): Add cast to usize, as it is confusing in
 the context of an exercise about Option

---
 exercises/option/option1.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercises/option/option1.rs b/exercises/option/option1.rs
index 51c39f5..2a6c2f7 100644
--- a/exercises/option/option1.rs
+++ b/exercises/option/option1.rs
@@ -18,6 +18,6 @@ fn main() {
             ((iter * 5) + 2) / (4 * 16)
         };
 
-        numbers[iter] = number_to_add;
+        numbers[iter as usize] = number_to_add;
     }
 }

From 41f989135d79eba4602d4fde828698acf9a9f235 Mon Sep 17 00:00:00 2001
From: apatniv <apatniv@gmail.com>
Date: Sat, 2 May 2020 20:41:11 -0400
Subject: [PATCH 68/68] Review Comments: Add other test cases

---
 exercises/conversions/from_into.rs     | 38 +++++++++++++++++++++++++-
 exercises/conversions/from_str.rs      | 34 ++++++++++++++++++++++-
 exercises/conversions/try_from_into.rs | 33 +++++++++++++++++++++-
 3 files changed, 102 insertions(+), 3 deletions(-)

diff --git a/exercises/conversions/from_into.rs b/exercises/conversions/from_into.rs
index 58b860e..cfcfa30 100644
--- a/exercises/conversions/from_into.rs
+++ b/exercises/conversions/from_into.rs
@@ -29,7 +29,8 @@ impl Default for Person {
 // 1. If the length of the provided string is 0, then return the default of Person
 // 2. Split the given string on the commas present in it
 // 3. Extract the first element from the split operation and use it as the name
-// 4. Extract the other element from the split operation and parse it into a `usize` as the age
+// 4. If the name is empty, then return the default of Person
+// 5. Extract the other element from the split operation and parse it into a `usize` as the age
 // If while parsing the age, something goes wrong, then return the default of Person
 // Otherwise, then return an instantiated Person onject with the results
 impl From<&str> for Person {
@@ -77,4 +78,39 @@ mod tests {
         assert_eq!(p.name, "John");
         assert_eq!(p.age, 30);
     }
+
+    #[test]
+    fn test_missing_comma_and_age() {
+        let p: Person = Person::from("Mark");
+        assert_eq!(p.name, "John");
+        assert_eq!(p.age, 30);
+    }
+
+    #[test]
+    fn test_missing_age() {
+        let p: Person = Person::from("Mark,");
+        assert_eq!(p.name, "John");
+        assert_eq!(p.age, 30);
+    }
+
+    #[test]
+    fn test_missing_name() {
+        let p: Person = Person::from(",1");
+        assert_eq!(p.name, "John");
+        assert_eq!(p.age, 30);
+    }
+
+    #[test]
+    fn test_missing_name_and_age() {
+        let p: Person = Person::from(",");
+        assert_eq!(p.name, "John");
+        assert_eq!(p.age, 30);
+    }
+
+    #[test]
+    fn test_missing_name_and_invalid_age() {
+        let p: Person = Person::from(",one");
+        assert_eq!(p.name, "John");
+        assert_eq!(p.age, 30);
+    }
 }
diff --git a/exercises/conversions/from_str.rs b/exercises/conversions/from_str.rs
index 7b4fdac..14e9e09 100644
--- a/exercises/conversions/from_str.rs
+++ b/exercises/conversions/from_str.rs
@@ -15,7 +15,8 @@ struct Person {
 // 1. If the length of the provided string is 0, then return an error
 // 2. Split the given string on the commas present in it
 // 3. Extract the first element from the split operation and use it as the name
-// 4. Extract the other element from the split operation and parse it into a `usize` as the age
+// 4. If the name is empty, then return an error
+// 5. Extract the other element from the split operation and parse it into a `usize` as the age
 // If while parsing the age, something goes wrong, then return an error
 // Otherwise, then return a Result of a Person object
 impl FromStr for Person {
@@ -48,6 +49,37 @@ mod tests {
     #[test]
     #[should_panic]
     fn missing_age() {
+        "John,".parse::<Person>().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn invalid_age() {
+        "John,twenty".parse::<Person>().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn missing_comma_and_age() {
         "John".parse::<Person>().unwrap();
     }
+
+    #[test]
+    #[should_panic]
+    fn missing_name() {
+        ",1".parse::<Person>().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn missing_name_and_age() {
+        ",".parse::<Person>().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn missing_name_and_invalid_age() {
+        ",one".parse::<Person>().unwrap();
+    }
+
 }
\ No newline at end of file
diff --git a/exercises/conversions/try_from_into.rs b/exercises/conversions/try_from_into.rs
index 834dd93..9968075 100644
--- a/exercises/conversions/try_from_into.rs
+++ b/exercises/conversions/try_from_into.rs
@@ -22,7 +22,8 @@ struct Person {
 // 1. If the length of the provided string is 0, then return an error
 // 2. Split the given string on the commas present in it
 // 3. Extract the first element from the split operation and use it as the name
-// 4. Extract the other element from the split operation and parse it into a `usize` as the age
+// 4. If the name is empty, then return an error.
+// 5. Extract the other element from the split operation and parse it into a `usize` as the age
 // If while parsing the age, something goes wrong, then return an error
 // Otherwise, then return a Result of a Person object
 impl TryFrom<&str> for Person {
@@ -68,4 +69,34 @@ mod tests {
     fn test_panic_bad_age() {
         let p = Person::try_from("Mark,twenty").unwrap();
     }
+
+    #[test]
+    #[should_panic]
+    fn test_missing_comma_and_age() {
+        let _: Person = "Mark".try_into().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn test_missing_age() {
+        let _: Person = "Mark,".try_into().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn test_missing_name() {
+        let _ : Person = ",1".try_into().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn test_missing_name_and_age() {
+        let _: Person = ",".try_into().unwrap();
+    }
+
+    #[test]
+    #[should_panic]
+    fn test_missing_name_and_invalid_age() {
+        let _: Person = ",one".try_into().unwrap();
+    }
 }
\ No newline at end of file