[LeetCode] 926. Flip String to Monotone Increasing 翻转字符串到单调递增
Astringof'0'sand'1'sismonotoneincreasingifitconsistsofsomenumberof'0's(possibly0),followedbysomenumberof'1's(alsopossibly0.)WearegivenastringSof'0'sand'1's,andwemayflipany'0'toa'1'ora'1'toa'0'.Returnt