UPC6597: Don't Be a Subsequence(贪心+思惟)

6597: Don't Be a Subsequence 时间限制: 1 Sec  内存限制: 128 MB 提交: 209  解决: 34 [提交] [状态] [讨论版] [命题人:admin]php 题目描述ios A subsequence of a string S is a string that can be obtained by deleting zero or more char
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