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Merge pull request #1432 from ryanwhitehouse/main

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docs:clarify instructions on hashmaps2.rs
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liv 2023-03-28 10:25:31 +00:00 committed by GitHub
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1 changed files with 12 additions and 9 deletions
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21
exercises/hashmaps/hashmaps2.rs
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@ -1,11 +1,13 @@
// hashmaps2.rs // hashmaps2.rs
// We're collecting different fruits to bake a delicious fruit cake.
// A basket of fruits in the form of a hash map is given. The key // For this, we have a basket, which we'll represent in the form of a hash
// represents the name of the fruit and the value represents how many // map. The key represents the name of each fruit we collect and the value
// of that particular fruit is in the basket. You have to put *MORE // represents how many of that particular fruit we have collected.
// THAN 11* fruits in the basket. Three types of fruits - Apple (4), // Three types of fruits - Apple (4), Mango (2) and Lychee (5) are already
// Mango (2) and Lychee (5) are already given in the basket. You are // in the basket hash map.
// not allowed to insert any more of these fruits! // You must add fruit to the basket so that there is at least
// one of each kind and more than 11 in total - we have a lot of mouths to feed.
// You are not allowed to insert any more of these fruits!
// //
// Make me pass the tests! // Make me pass the tests!
// //
@ -34,8 +36,8 @@ fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
]; ];
for fruit in fruit_kinds { for fruit in fruit_kinds {
// TODO: Put new fruits if not already present. Note that you // TODO: Insert new fruits if they are not already present in the basket.
// are not allowed to put any type of fruit that's already // Note that you are not allowed to put any type of fruit that's already
// present! // present!
} }
} }
@ -44,6 +46,7 @@ fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
mod tests { mod tests {
use super::*; use super::*;
// Don't modify this function!
fn get_fruit_basket() -> HashMap<Fruit, u32> { fn get_fruit_basket() -> HashMap<Fruit, u32> {
let mut basket = HashMap::<Fruit, u32>::new(); let mut basket = HashMap::<Fruit, u32>::new();
basket.insert(Fruit::Apple, 4); basket.insert(Fruit::Apple, 4);