From 13e1faf060b5047724944cdd183df9401f0104b0 Mon Sep 17 00:00:00 2001
From: lukaszKielar <kielar.lukasz@hotmail.com>
Date: Mon, 29 Jun 2020 22:44:31 +0200
Subject: [PATCH] finish arc1 exercise
---
exercises/standard_library_types/arc1.rs | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/exercises/standard_library_types/arc1.rs b/exercises/standard_library_types/arc1.rs
index 07932c6..180d85a 100644
--- a/exercises/standard_library_types/arc1.rs
+++ b/exercises/standard_library_types/arc1.rs
@@ -4,18 +4,17 @@
// somewhere. Try not to create any copies of the `numbers` Vec!
// Execute `rustlings hint arc1` for hints :)
-// I AM NOT DONE
-
#![forbid(unused_imports)] // Do not change this, (or the next) line.
use std::sync::Arc;
use std::thread;
fn main() {
let numbers: Vec<_> = (0..100u32).collect();
- let shared_numbers = // TODO
+ let shared_numbers = Arc::new(numbers);
let mut joinhandles = Vec::new();
for offset in 0..8 {
+ let child_numbers = Arc::clone(&shared_numbers);
joinhandles.push(thread::spawn(move || {
let mut i = offset;
let mut sum = 0;