4105. Lines Counting Time Limit: 2.0 Seconds Memory Limit: 150000K Total Runs: 152 Accepted Runs: 47 On the number axis, there are N lines. The two endpoints L and R of each line are integer. Give you M queries, each query contains two interval…
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.…
DQUERY - D-query Given a sequence of n numbers a1, a2, ..., an and a number of d-queries. A d-query is a pair (i, j) (1 ≤ i ≤ j ≤ n). For each d-query (i, j), you have to return the number of distinct elements in the subsequence ai, ai+1, ..., aj. In…
D. Nested Segments 题目连接: http://www.codeforces.com/contest/652/problem/D Description You are given n segments on a line. There are no ends of some segments that coincide. For each segment find the number of segments it contains. Input The first line…
Super Mario Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6174 Accepted Submission(s): 2675 Problem Description Mario is world-famous plumber. His “burly” figure and amazing jumping ability…
DQUERY - D-query #sorting #tree English Vietnamese Given a sequence of n numbers a1, a2, ..., an and a number of d-queries. A d-query is a pair (i, j) (1 ≤ i ≤ j ≤ n). For each d-query (i, j), you have to return the number of distinct elements in the…
pid=5654">[HDOJ 5654] xiaoxin and his watermelon candy(离线+树状数组) xiaoxin and his watermelon candy Time Limit: 4000/4000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 233 Accepted Submission(s): 61 Problem Des…
转载自:http://www.cnblogs.com/icode-girl/p/5744409.html 题目链接:CF #365 (Div. 2) D - Mishka and Interesting sum 题意:给出n个数和m个询问,(1 ≤ n, m ≤ 1 000 000) ,问在每个区间里所有出现偶数次的数异或的值. 思路:容易想到,把区间内的所有的数都异或得到的是出现奇数次的数的值,然后再异或该区间内的所有出现过的数(每个数只统计一次),得到的ans了. 第一个问题:得到询问区间的…
离线树状数组搞一搞. #include<bits/stdc++.h> #define LL long long #define fi first #define se second #define mk make_pair #define PII pair<int, int> #define PLI pair<LL, int> #define ull unsigned long long using namespace std; ; const int inf = 0x…
On the number axis, there are N lines. The two endpoints L and R of each line are integer. Give you M queries, each query contains two intervals: [L1,R1] and [L2,R2], can you count how many lines satisfy this property: L1≤L≤R1 and L2≤R≤R2? Input Firs…
H. Milestones Time Limit: 1 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/gym/100114 Description The longest road of the Fairy Kingdom has n milestones. A long-established tradition defines a specific color for milestones in each region, with a…
xiaoxin and his watermelon candy 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5654 Description During his six grade summer vacation, xiaoxin got lots of watermelon candies from his leader when he did his internship at Tencent. Each watermelon cand…