2014年8月13日

poj3268俩次SPFA。。。。。

摘要： Description One cow from each of N farms (1 ≤ N ≤ 1000) conveniently numbered 1..N is going to attend the big cow party to be held at farm #X (1 ≤ ... 阅读全文

posted @ 2014-08-13 20:23 胖胖的乓乓 阅读(132) 评论(0) 推荐(0)

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