rustlings/exercises/functions/functions4.rs
Zerotask 86dccc4ca7
docs(exercises): consistent exercise description
a description starts with the filename, has an optional description and
ends with help information
2021-04-25 11:29:39 +02:00

27 lines
572 B
Rust

// functions4.rs
//
// This store is having a sale where if the price is an even number, you get
// 10 Rustbucks off, but if it's an odd number, it's 3 Rustbucks off.
// Make me compile!
//
// If you need help, open the corresponding README.md or run: rustlings hint functions4
// I AM NOT DONE
fn main() {
let original_price = 51;
println!("Your sale price is {}", sale_price(original_price));
}
fn sale_price(price: i32) -> {
if is_even(price) {
price - 10
} else {
price - 3
}
}
fn is_even(num: i32) -> bool {
num % 2 == 0
}