diff options
Diffstat (limited to 'rustlings-macros')
| -rw-r--r-- | rustlings-macros/info.toml | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/rustlings-macros/info.toml b/rustlings-macros/info.toml index c1342d6..e705598 100644 --- a/rustlings-macros/info.toml +++ b/rustlings-macros/info.toml @@ -575,12 +575,8 @@ https://doc.rust-lang.org/book/ch08-03-hash-maps.html#only-inserting-a-value-if- name = "hashmaps3" dir = "11_hashmaps" hint = """ -Hint 1: Use the `entry()` and `or_insert()` (or `or_insert_with()`) methods of - `HashMap` to insert the default value of `TeamScores` if a team doesn't - exist in the table yet. - -Learn more in The Book: -https://doc.rust-lang.org/book/ch08-03-hash-maps.html#only-inserting-a-value-if-the-key-has-no-value +Hint 1: Use the `entry()` and `or_default()` methods of `HashMap` to insert the + default value of `TeamScores` if a team doesn't exist in the table yet. Hint 2: If there is already an entry for a given key, the value returned by `entry()` can be updated based on the existing value. |