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2914. Minimum Number of Changes to Make Binary String Beautiful You are given a 0-indexed binary string s having an even length. A string is beautiful if it’s possible to partition it into one or more substrings such that: Each substring has an even length. Each substring contains only 1‘s or only 0‘s. You can change any character in s to 0 or 1. Return the minimum number of changes required to make the string s beautiful. ...