2009年5月18日

ZOJ1944(Tree Recovery)

摘要： Tree Recovery Time Limit: 1 Second Memory Limit: 32768 KB Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with ca... 阅读全文

posted @ 2009-05-18 18:31 Xredman 阅读(396) 评论(0) 推荐(0) 编辑

ZOJ1268(Is It A Tree?)

摘要： Is It A Tree? Time Limit: 1 Second Memory Limit: 32768 KB A tree is a well-known data structure that is either empty (null, void, nothing) or is a set of one or more nodes connected by directe... 阅读全文

posted @ 2009-05-18 10:06 Xredman 阅读(235) 评论(0) 推荐(0) 编辑

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