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…
http://lightoj.com/volume_showproblem.php?problem=1112 题目大意: 1 i 将第i个数值输出,并将第i个值清0 2 i v 将第i个数值加v 3 i j 输出从i到j的数值和 简单的单点更新+区间求和,代码很简单的模板 但此题有一个神坑的地方当操作为1是输出第i个数值不是直接输出,而是通过查找输出(太坑了...) #include<stdio.h> #include<string.h> #incl…
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 number in a given interval. The other is to ask for the sum of numbers in a given interval. In…
转载请注明出处:http://blog.csdn.net/u012860063 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 number in a given interval. The other is to ask for th…
A Simple Problem with Integers Time Limit: 5000MS Memory Limit: 131072K Total Submissions: 47174 Accepted: 13844 Case Time Limit: 2000MS Description You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of…
