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  1. #include <iostream>
  2. #include <vector>
  3. using namespace std;
  4. vector<vector<int> > vec (1000 , vector<int>(1000));
  5. int sum(int start1 , int end1 , int start2  , int end2)
  6. {
  7.     int s =0;
  8.     for(int i = start1 ; i < end1+1 ; i++)
  9.     {
  10.         for(int j = start2 ; j < end2+1 ; j++)
  11.         {
  12.             s+= vec[i][j];
  13.         }
  14.     }
  15.     return s;
  16. }
  17. int main()
  18. {
  19.     int res,t;
  20.     cin >> t;
  21.     for(int h = 0 ; h < t ; h++)
  22.     {
  23.         int maximum = -100000;
  24.         int n ,m;
  25.         cin >> n >> m;
  26.         for(int i = 0; i < n; i++)
  27.         for(int j = 0; j < m; j++)
  28.              vec[i][j] = 0;
  29.         for(int i = 0; i < n-1; i++)
  30.             for(int j = 0; j < m-1; j++)
  31.             {
  32.                 for(int x = i+1; x < n; x++)
  33.                     for(int y = j+1; y < m; y++)
  34.                     {
  35.                         res = sum(i , x , j, y);
  36.                         if(res > maximum )
  37.                         {
  38.                             maximum = res;
  39.                         }
  40.                     }
  41.             }
  42.         cout << maximum <<endl;
  43.     }
  44.     return 0;
  45. }
  46.  
Success #stdin #stdout 0s 3476KB
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https://ideone.com/BJuLQh
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

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