2016年3月13日
HDU 5293 Annoying problem 树形dp dfs序 树状数组 lca
摘要： Annoying problem 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5293 Description Coco has a tree, whose vertices are conveniently labeled by 1,2,…,n. 阅读全文
posted @ 2016-03-13 20:49 qscqesze 阅读(470) 评论(0) 推荐(1)
HDU 5296 Annoying problem dfs序 lca
摘要： Annoying problem 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5296 Description Coco has a tree, whose nodes are conveniently labeled by 1,2,…,n, wh 阅读全文
posted @ 2016-03-13 00:03 qscqesze 阅读(395) 评论(0) 推荐(0)