#3389

Minimum Operations to Make Character Frequencies Equal

international master · 2070 · lc hard +32 · 26.4% accepted · 75 likes · top 4%

Description

You are given a string s.

A string t is good if every character appears the same number of times.

You may perform any number of operations:

- Delete a character from s.

- Insert a character into s.

- Change a character in s to the next letter in the alphabet (cannot change 'z').

Return the minimum number of operations required to make s good.

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