重题了吧

P1986 元旦晚会

@[poor_stubents](/space/show?uid=51669) 这两题哪里是重题了???
by yjjr @ 2018-07-25 10:55:03


@[yjjr](/space/show?uid=5088) 呸,是p1250
by poor_stubents @ 2018-07-26 08:49:16


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