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Farjana_akter

Untitled

Feb 11th, 2019
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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main()
  5. {
  6. int t,n,i,j,k,l,a[20000+5],b,c,d;
  7. cin>>t;
  8. while(t--)
  9. {
  10. d=0;
  11. cin>>n;
  12. for(i=0;i<n;i++)
  13. cin>>a[i];
  14. sort(a,a+n,greater<int>());
  15. for(i=2;i<n;i+=3)
  16. {
  17. d+=a[i];
  18. }
  19. cout<<d<<endl;
  20. }
  21. return 0;
  22. }
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