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K_Y_M_bl_C

A

May 22nd, 2017
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C++ 0.28 KB | None | 0 0
  1. #include <iostream>
  2. using namespace std;
  3. int main()
  4. {
  5.     int N,M,i,j,x,m,q,l,a[20][20],s=0;
  6.     cin>>N>>M;
  7.    
  8.     for(i=1;i<=N;i++)
  9.     for(j=1;j<=M;j++)
  10.     cin>>a[i][j];
  11.    
  12.     cin>>x;
  13.    
  14.     for(m=1;m<=x;m++)
  15.     {
  16.         cin>>q>>l;
  17.         s=s+a[q][l];
  18.         a[q][l]=0;
  19.     }
  20.    
  21.     cout<<s;
  22.     return 0;
  23. }
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