Hackerrank--Kundu and Tree
摘要：
题目链接Kundu is true tree lover. Tree is a connected graph havingNvertices andN-1edges. Today when he got a tree, he colored each edge with one of either... 阅读全文
posted @ 2014-08-23 22:26 Stomach_ache 阅读(677) 评论(0) 推荐(0) 编辑
