From f2c3dcab3ac20e5aeddc7f792409727803da8bb8 Mon Sep 17 00:00:00 2001 From: mo8it Date: Wed, 22 May 2024 16:35:57 +0200 Subject: quiz1 solution --- solutions/quizzes/quiz1.rs | 32 +++++++++++++++++++++++++++++++- 1 file changed, 31 insertions(+), 1 deletion(-) (limited to 'solutions/quizzes') diff --git a/solutions/quizzes/quiz1.rs b/solutions/quizzes/quiz1.rs index 4e18198..bc76166 100644 --- a/solutions/quizzes/quiz1.rs +++ b/solutions/quizzes/quiz1.rs @@ -1 +1,31 @@ -// Solutions will be available before the stable release. Thank you for testing the beta version 🥰 +// 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. + +fn calculate_price_of_apples(n_apples: u64) -> u64 { + if n_apples > 40 { + n_apples + } else { + 2 * n_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); + } +} -- cgit v1.2.3