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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. #define endl '\n'
  5. typedef long long ll;
  6.  
  7. short A[100001];
  8. int N,T;
  9. long double GPA(0.0);
  10. int main(){
  11. 	std::ios_base::sync_with_stdio(false);
  12. 	cin.tie(NULL);
  13. 	cin >> T;
  14. 	while(T--){
  15. 		bool fail_flag = false;
  16. 		bool top_flag = false;
  17. 		cin >> N;
  18. 		GPA = 0.0;
  19.  
  20. 		for(int i=1;i<=N;++i) cin >> A[i];
  21. 		sort(A+1,A+N+1);
  22. 		for(int i=1;i<=N;++i){
  23. 			GPA+=( (double)A[i]/(double)N );
  24. 			if(A[i]==5) top_flag = true;
  25. 			if(A[i]==2) { fail_flag = true; break; }
  26. 		}
  27. 		if( GPA>=4.0 && top_flag && !fail_flag)
  28. 		cout << "Yes" << endl;
  29. 		else cout << "No" << endl;
  30. 	}
  31. 	return 0;
  32. }
Success #stdin #stdout 0s 3656KB
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https://ideone.com/Y0MhMu
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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