28 lines
686 B
Rust
28 lines
686 B
Rust
// quiz1.rs
|
|
// This is a quiz for the following sections:
|
|
// - Variables
|
|
// - Functions
|
|
|
|
// Mary is buying apples. One apple usually costs 2 Rustbucks, but if you buy
|
|
// more than 40 at once, each apple only costs 1! Write a function that calculates
|
|
// the price of an order of apples given the order amount. No hints this time!
|
|
|
|
// Put your function here!
|
|
fn calculate_apple_price(amount: i32) -> i32 {
|
|
if amount > 40 {
|
|
amount
|
|
} else {
|
|
amount * 2
|
|
}
|
|
}
|
|
|
|
// Don't modify this function!
|
|
#[test]
|
|
fn verify_test() {
|
|
let price1 = calculate_apple_price(35);
|
|
let price2 = calculate_apple_price(65);
|
|
|
|
assert_eq!(70, price1);
|
|
assert_eq!(65, price2);
|
|
}
|