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Problem 3224 >> 友情提示
Zero_Just_He @ 2016-09-16 09:49:02
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用非旋转treap的同学请注意,用srand(time(NULL))会RE,直接rand就好了
yww @ 2017-07-28 18:11:48
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谢谢楼主
Devil_Gary @ 2018-01-10 15:07:47
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谢谢楼主qaq
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