2017年4月13日
HDU 5044 Tree 树链剖分+区间标记
摘要： Tree Problem Description You are given a tree (an acyclic undirected connected graph) with N nodes. The tree nodes are numbered from 1 to NThere are N 阅读全文
posted @ 2017-04-13 20:47 meekyan 阅读(422) 评论(0) 推荐(0)
HDU 4897 Little Devil I 树链剖分+线段树
摘要： Little Devil I Problem Description There is an old country and the king fell in love with a devil. The devil always asks the king to do some crazy thi 阅读全文
posted @ 2017-04-13 17:05 meekyan 阅读(287) 评论(0) 推荐(0)