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Add new fruits to the basket if not already present

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Rock070 2023-12-30 17:15:50 +08:00
parent 551793f249
commit b42cfb167d
1 changed files with 1 additions and 2 deletions
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3
exercises/11_hashmaps/hashmaps2.rs
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@ -14,8 +14,6 @@
// Execute `rustlings hint hashmaps2` or use the `hint` watch subcommand for a // Execute `rustlings hint hashmaps2` or use the `hint` watch subcommand for a
// hint. // hint.
// I AM NOT DONE
use std::collections::HashMap; use std::collections::HashMap;
#[derive(Hash, PartialEq, Eq)] #[derive(Hash, PartialEq, Eq)]
@ -37,6 +35,7 @@ fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
]; ];
for fruit in fruit_kinds { for fruit in fruit_kinds {
basket.entry(fruit).or_insert(1);
// TODO: Insert new fruits if they are not already present in the // TODO: Insert new fruits if they are not already present in the
// basket. Note that you are not allowed to put any type of fruit that's // basket. Note that you are not allowed to put any type of fruit that's
// already present! // already present!