#include<bits/stdc++.h> using namespace std; typedef unsigned int ui; typedef long long ll; typedef unsigned long long ull; #define pf printf #define mem(a,b) memset(a,b,sizeof(a)) #define prime1 1e9+7 #define prime2 1e9+9 #define pi 3.14159265 #def
题目链接 二维树状数组 #include<iostream> #include<math.h> #include<algorithm> #include<stdlib.h> using namespace std; #define ll long long #define re(i,n) for(int i=0;i<n;i++) ; int c[maxn][maxn]; int n, q; int lowbit(int x){ return x&
Mosaic Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 102400/102400 K (Java/Others)Total Submission(s): 904 Accepted Submission(s): 394 Problem Description The God of sheep decides to pixelate some pictures (i.e., change them into pictur
思路: 二维线段树模板题,马克一下,以后当模板用 代码: #include<cstdio> #include<cmath> #include<cstring> #include<iostream> #include<algorithm> #define ll long long using namespace std; const int N = 1024+5; int MAX[N<<2][N<<2],MIN[N<&
Luck and Love Time Limit: 10000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 50 Accepted Submission(s): 20 Problem Description 世界上上最远的距离不是相隔天涯海角而是我在你面前可你却不知道我爱你 ―― 张小娴 前段日子,枫冰叶子给Wiskey做了个征婚启事,聘
Mobile phones Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 14391 Accepted: 6685 Description Suppose that the fourth generation mobile phone base stations in the Tampere area operate as follows. The area is divided into squares. The
Luck and Love Time Limit: 10000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 54 Accepted Submission(s): 21 Problem Description 世界上上最远的距离不是相隔天涯海角而是我在你面前可你却不知道我爱你 ―― 张小娴 前段日子,枫冰叶子给Wiskey做了个征婚启事,聘
点击打开链接 Luck and Love Time Limit: 10000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 5460 Accepted Submission(s): 1364 Problem Description 世界上上最远的距离不是相隔天涯海角 而是我在你面前 可你却不知道我爱你 ―― 张小娴 前段日子,枫冰
Description This year, there have been many problems with population calculations, since in some cities, there are many emigrants, or the population growth is very high. Every year the ACM (for Association for Counting Members) conducts a census in e
Matrix Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 17880 Accepted: 6709 Description Given an N*N matrix A, whose elements are either 0 or 1. A[i, j] means the number in the i-th row and j-th column. Initially we have A[i, j] = 0 (1