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Dizzy3113

Untitled

Jan 14th, 2020
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  1. int main()
  2. {
  3. int a[21][21], i, j, n, s=0, c=0;
  4. cin>>n;
  5. for(i=1; i<=n; i++)
  6. for(j=1; j<=n; j++)
  7. cin>>a[i][j];
  8.  
  9. for(i=1; i<=n; i++)
  10. for(j=1; j<=n; j++)
  11. {
  12. if(i>j && a[i][j]>0)
  13. {
  14. s=s+a[i][j];
  15. c++;
  16. }
  17.  
  18. }
  19. cout<<s<<endl<<c<<endl;
  20. cout<<float(s/c); ///????
  21. }
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