diff options
| -rw-r--r-- | exercises/standard_library_types/iterators5.rs | 2 | ||||
| -rw-r--r-- | info.toml | 5 |
2 files changed, 5 insertions, 2 deletions
diff --git a/exercises/standard_library_types/iterators5.rs b/exercises/standard_library_types/iterators5.rs index d8d4453..765028a 100644 --- a/exercises/standard_library_types/iterators5.rs +++ b/exercises/standard_library_types/iterators5.rs @@ -15,7 +15,7 @@ use std::collections::HashMap; -#[derive(PartialEq, Eq)] +#[derive(Clone, Copy, PartialEq, Eq)] enum Progress { None, Some, @@ -798,7 +798,10 @@ test count_iterator. The collection variable in count_collection_iterator is a slice of HashMaps. It needs to be converted into an iterator in order to use the iterator methods. -The fold method can be useful in the count_collection_iterator function.""" +The fold method can be useful in the count_collection_iterator function. + +For a further challenge, consult the documentation for Iterator to find +a different method that could make your code more compact than using fold.""" # THREADS |