You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of operation is to add some given number to each number in a given interval. The other is to ask for the sum of numbers in a given interval. Input The firs…
A Simple Problem with Integers [题目链接]A Simple Problem with Integers [题目类型]线段树 成段增减+区间求和 &题解: 线段树 成段增减+区间求和 模板题 这种题真的应该理解并且可以流畅的独立码出来了 [时间复杂度]\(O(nlogn)\) &代码: #include <iostream> #include <cstdio> #include <cstring> using namespa…
A Simple Problem with Integers Time Limit:5000MS Memory Limit:131072K Case Time Limit:2000MS Description You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of operation is to add some given number to each…
POJ.3468 A Simple Problem with Integers(线段树 区间更新 区间查询) 题意分析 注意一下懒惰标记,数据部分和更新时的数字都要是long long ,别的没什么大坑. 代码总览 #include <cstdio> #include <cstring> #include <algorithm> #define nmax 200000 using namespace std; struct Tree{ int l,r; long lon…
题目链接:http://poj.org/problem?id=3468 A Simple Problem with Integers Time Limit: 5000MS Memory Limit: 131072K Total Submissions: 56005 Accepted: 16903 Case Time Limit: 2000MS Description You have N integers, A1, A2, ... , AN. You need to deal with…
题目链接:id=3468http://">http://poj.org/problem? id=3468 A Simple Problem with Integers Time Limit: 5000MS Memory Limit: 131072K Total Submissions: 83959 Accepted: 25989 Case Time Limit: 2000MS Description You have N integers, A1, A2, ... , AN. Yo…
题目链接:http://poj.org/problem?id=3468 A Simple Problem with Integers Time Limit: 5000MS Memory Limit: 131072K Total Submissions: 144616 Accepted: 44933 Case Time Limit: 2000MS Description You have N integers, A1, A2, ... , AN. You need to deal with…