mirror of
https://github.com/rust-lang/rustlings.git
synced 2024-12-26 00:00:03 +03:00
32 lines
832 B
Rust
32 lines
832 B
Rust
// This is a quiz for the following sections:
|
|
// - Variables
|
|
// - Functions
|
|
// - If
|
|
//
|
|
// Mary is buying apples. The price of an apple is calculated as follows:
|
|
// - An apple costs 2 rustbucks.
|
|
// - If Mary buys more than 40 apples, each apple only costs 1 rustbuck!
|
|
// Write a function that calculates the price of an order of apples given the
|
|
// quantity bought.
|
|
|
|
// Put your function here!
|
|
// fn calculate_price_of_apples(???) -> ??? {
|
|
|
|
fn main() {
|
|
// You can optionally experiment here.
|
|
}
|
|
|
|
// Don't change the tests!
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn verify_test() {
|
|
assert_eq!(calculate_price_of_apples(35), 70);
|
|
assert_eq!(calculate_price_of_apples(40), 80);
|
|
assert_eq!(calculate_price_of_apples(41), 41);
|
|
assert_eq!(calculate_price_of_apples(65), 65);
|
|
}
|
|
}
|