Conturbatio Time Limit: 1 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5480 Description There are many rook on a chessboard, a rook can attack the row and column it belongs, including its own place. There are also many quer…

Conturbatio Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 234    Accepted Submission(s): 110 Problem Description There are many rook on a chessboard, a rook can attack the row and column it be…

Conturbatio Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 232    Accepted Submission(s): 108 Problem Description There are many rook on a chessboard, a rook can attack the row and column it b…

区间求和不更新,开个数组记录一下前缀和就可以了 #include<cstdio> #include<cstring> #include<cmath> #include<algorithm> using namespace std; +; int R[maxn],C[maxn]; int sumR[maxn],sumC[maxn]; int main() { int T; scanf("%d",&T); while(T--) { i…

Conturbatio Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 786    Accepted Submission(s): 358 Problem Description There are many rook on a chessboard, a rook can attack the row and column it be…