2017年6月18日
hdu 5573---Binary Tree(构造)
摘要： 题目链接 Problem Description The Old Frog King lives on the root of an infinite tree. According to the law, each node should connect to exactly two nodes 阅读全文
posted @ 2017-06-18 20:00 茶飘香~ 阅读(537) 评论(0) 推荐(0) 编辑