poj 3687 拓扑排序
摘要：
DescriptionWindy hasNballs of distinct weights from 1 unit toNunits. Now he tries to label them with 1 toNin such a way that:No two balls share the ... 阅读全文
posted @ 2015-09-26 14:29 远搏 阅读(199) 评论(0) 推荐(0)
posted @ 2015-09-26 14:29 远搏 阅读(199) 评论(0) 推荐(0)
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