2025-07-25 09:07:53 +0000 UTC

class Solution:
    def makeFancyString(self, s: str) -> str:
        length = len(s)
        if length < 3:
            return s
        prev_char, prev_char_count = "", 0
        res = []
        for char in s:
            if char != prev_char:
                prev_char = char
                prev_char_count = 1
                res.append(char)
            elif prev_char_count < 2:
                prev_char_count += 1
                res.append(char)
        return "".join(res)