题目大意: 维护一个长度为$n(n\leq100000)$的数列,支持区间加.区间求和两种操作,操作共$m(m\leq100000)$次. 思路: Splay区间操作. #include<cstdio> #include<cctype> typedef long long int64; inline int getint() { register char ch; register bool neg=false; while(!isdigit(ch=getchar())) if(c…

poj3468 A Simple Problem with Integers 题意:O(-1) 思路:O(-1) 线段树功能:update:成段增减 query:区间求和 Sample Input 10 5 1 2 3 4 5 6 7 8 9 10 Q 4 4 Q 1 10 Q 2 4 C 3 6 3 Q 2 4 Sample Output 4 55 9 15 Hint The sums may exceed the range of 32-bit integers. 题目大意:   N个数 M…

A Simple Problem with Integers Time Limit: 5000MS   Memory Limit: 131072K Total Submissions: 92127   Accepted: 28671 Case Time Limit: 2000MS 描述 You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of operatio…

3212: Pku3468 A Simple Problem with Integers Time Limit: 1 Sec Memory Limit: 128 MB Submit: 1278 Solved: 560 [Submit][Status][Discuss] Description You have N integers, A1, A2, - , AN. You need to deal with two kinds of operations. One type of operati…

A Simple Problem with Integers Time Limit: 5000MS   Memory Limit: 131072K Total Submissions: 60745   Accepted: 18522 Case Time Limit: 2000MS Description You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of…

A Simple Problem with Integers Time Limit: 5000MS   Memory Limit: 131072K Total Submissions: 57666   Accepted: 17546 Case Time Limit: 2000MS Description You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of…

3212: Pku3468 A Simple Problem with Integers Time Limit: 1 Sec  Memory Limit: 128 MBSubmit: 2046  Solved: 892[Submit][Status][Discuss] Description You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of opera…

3212: Pku3468 A Simple Problem with Integers Time Limit: 1 Sec  Memory Limit: 128 MBSubmit: 2530  Solved: 1096[Submit][Status][Discuss] Description You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One type of oper…

题目传送门 A Simple Problem with Integers Time Limit: 5000MS   Memory Limit: 131072K Total Submissions: 142198   Accepted: 44136 Case Time Limit: 2000MS Description You have N integers, A1, A2, ... , AN. You need to deal with two kinds of operations. One…

题目链接:https://vjudge.net/problem/POJ-3468 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 nu…