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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int a,b,equ=0,koin=0;
  6. 	vector<int>v;
  7.  
  8. 	cin >> a;
  9.  
  10. 	while(a--){
  11. 		cin >> b;
  12. 		v.push_back(b);
  13. 		equ+=b;
  14. 	}
  15. 	equ=equ/2;
  16.  
  17. 	sort(v.rbegin(),v.rend());
  18.  
  19. 	for(int i=0;i<v.size();i++){
  20. 		equ=equ-v[i];
  21. 		koin++;
  22. 		if(equ<0){
  23. 			break;
  24. 		}
  25. 	}
  26. 	cout << koin << endl;
  27. }
Success #stdin #stdout 0s 4344KB
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https://ideone.com/qtTpn1
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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