摘要：
题目：http://acm.hdu.edu.cn/showproblem.php?pid=1890伸展树，按照题意模拟，把所求第i个节点旋转至根节点，reverse一下View Code #include <iostream>#include <cstdio>#include <cstring>#include <algorithm>#define keytree root->ch[1]->ch[0]using namespace std;const int M = 100000+10;const int inf = 0x3f3f3f 阅读全文
posted @ 2012-07-08 21:19 紫华弦筝 阅读(150) 评论(0) 推荐(0) 编辑