http://acm.uestc.edu.cn/#/problem/show/1057 题意:给你n个数,q次操作,每次在l,r上加上x并输出此区间的sum 题解:线段树模板, #define _CRT_SECURE_NO_WARNINGS #include<iostream> #include<stdio.h> using namespace std; ; int a[maxn], n, q, l, r, val; typedef long long ll; struct nod…
#include<iostream> #include<string.h> #include<cstdio> long long num[100010]; using namespace std; struct st { int l; int r; long long sum; long long a; } p[400100]; void build(int t,int l,int r) { p[t].l=l; p[t].r=r; if(l==r-1) { p[t].s…
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…
Copying Data Time Limit:2000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64u Description We often have to copy large volumes of information. Such operation can take up many computer resources. Therefore, in this problem you are advised to come…
In the game of DotA, Pudge’s meat hook is actually the most horrible thing for most of the heroes. The hook is made up of several consecutive metallic sticks which are of the same length. Now Pudge wants to do some operations on the hook. Let us numb…
Just a Hook Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 23229 Accepted Submission(s): 11634 Problem Description In the game of DotA, Pudge’s meat hook is actually the most horrible thing…
