Crate count_invert

Functions

into_count_map

Converts a vector into a HashMap where the keys are the counts of elements and the values are vectors of elements that have that count.

into_counts

Converts a vector into a HashMap where the keys are the elements of the vector and the values are the counts of each element.

invert_map

Inverts a HashMap such that the keys become the values and the values become the keys. The resulting HashMap maps the original values to a vector of keys that had that value.