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ID Problem Show tags Hide tags AC / Tried Difficulty
2376 A000000000000000000   牟宸瑞数 1 / 7 10
2342 2342   666 0 / 0 1
2365 2365   四个问号的子串匹配 0 / 0 (None)
2372 2372   分堆互质 0 / 0 (None)
2375 P13154188   牟宸瑞数 0 / 1 10
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