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suma.frontiere

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Apr 24th, 2018
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  1. #include <iostream>
  2. #include <fstream>
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7. ifstream f("suma_frontiera.in");
  8. ofstream g("suma_frontiera.out");
  9. int a[10][10],n,m,s=0;
  10. f>>n>>m;
  11. for(int i=0; i<n; i++)
  12. for(int j=0; j<m; j++)
  13. f>>a[i][j];
  14. f.close();
  15.  
  16. for(int i=0; i<m; i++)
  17. s+=a[0][i];
  18. for(int i=1; i<n; i++)
  19. s+=a[i][0];
  20. for(int i=1; i<n; i++)
  21. s+=a[i][m-1];
  22. for(int i=1; i<m-1; i++)
  23. s+=a[n-1][i];
  24. g<<"suma_frontiera="<<s;
  25. g.close();
  26.  
  27. return 0;
  28. }
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