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Apr 20th, 2018
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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7. int t;
  8. cin>>t;
  9. while (t-->0){
  10. int w, k;
  11. cin>>w>>k;
  12. int a[w][k];
  13. for (int i=0; i<w; i++)
  14. for (int j=0; j<k; j++)
  15. cin>>a[i][j];
  16.  
  17. ;
  18. int c[w][k];
  19. c[0][0]= a[0][0];
  20. for (int i=1; i<w; i++)
  21. c[i][0]=a[i][0] + c[i-1][0];
  22. for (int j=1; j<k; j++)
  23. c[0][j]=a[0][j]+c[0][j-1];
  24. for (int i=1; i<w; i++)
  25. for (int j=1; j<k; j++)
  26. c[i][j]=a[i][j] + max(c[i-1][j], c[i][j-1]);
  27. ;
  28. cout<< c[w-1][k-1]<<endl;
  29. }
  30. return 0;
  31. }
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