AC_osiris

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公告

2015年4月23日

摘要： Problem DescriptionThere are n men ,every man has an ID(1..n).their ID is unique. Whose ID is i and i-1 are friends, Whose ID is i and i+1 are friends... 阅读全文

posted @ 2015-04-23 23:19 AC_osiris 阅读(126) 评论(0) 推荐(0)