Super Mario 这个题也做了一天,思路是很清晰,不过二分那里写残了,然后又是无限RE.. 题意:就是查询区间不大于k的数的个数. 思路:裸划分树+二分答案.将区间长度作为二分范围.这个是重点.没AC之前无限YY,AC之后却又觉得不过如此. int a[N],tree[30][N],t_l[30][N]; void build(int l,int r,int id) { if(l==r) return ; int mid=(l+r)/2,same=mid-l+1; for(int i=l;…
Boring Counting Time Limit: 3000ms Memory limit: 65536K 有疑问?点这里^_^ 题目描述 In this problem you are given a number sequence P consisting of N integer and Pi is the ith element in the sequence. Now you task is to answer a list of queries, for each…
http://acm.sdibt.edu.cn/JudgeOnline/problem.php?id=3237 Problem H:Boring Counting Time Limit: 3 Sec Memory Limit: 128 MB Submit: 8 Solved: 4 [Submit][Status][Discuss] Description In this problem you are given a number sequence P consisting of N int…
转载请注明出处: http://www.cnblogs.com/fraud/ ——by fraud 2224: Boring Counting Time Limit: 3 Sec Memory Limit: 128 MB Description In this problem you are given a number sequence P consisting of N integer and Pi is the ith element in the sequence.…
K-th Number Time Limit: 20000MS Memory Limit: 65536K Total Submissions: 35653 Accepted: 11382 Case Time Limit: 2000MS Description You are working for Macrohard company in data structures department. After failing your previous task about key inse…