rustlings: complete 03

1 files changed, 7 insertions, 3 deletions

diff --git a/rustlings/exercises/quizzes/quiz1.rs b/rustlings/exercises/quizzes/quiz1.rs
index 04fb2aa..b787d7e 100644
--- a/rustlings/exercises/quizzes/quiz1.rs
+++ b/rustlings/exercises/quizzes/quiz1.rs
@@ -8,9 +8,13 @@
 // - However, if Mary buys more than 40 apples, the price of each apple in the
 // entire order is reduced to only 1 rustbuck!
 
-// TODO: Write a function that calculates the price of an order of apples given
-// the quantity bought.
-// fn calculate_price_of_apples(???) -> ??? { ??? }
+fn calculate_price_of_apples(n: i32) -> i32 {
+    if n > 40 {
+        n
+    } else {
+        2 * n
+    }
+}
 
 fn main() {
     // You can optionally experiment here.