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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. priority_queue<int,vector<int>,greater<int>> a;
  4. int n,ans=0,x,sum;
  5. int main(){
  6. 	cin>>n;
  7. 	for(int i=1;i<=n;i++){
  8. 		cin>>x;
  9. 		a.push(x);
  10. 	}
  11. 	for(int i=1;i<n;i++){
  12. 		sum=0;
  13. 		ans+=a.top();
  14. 		sum+=a.top();
  15. 		a.pop();
  16. 		ans+=a.top();
  17. 		sum+=a.top();
  18. 		a.pop();
  19. 		a.push(sum);
  20. 	}
  21. 	cout<<ans;
  22. 	return 0;
  23. }
Success #stdin #stdout 0.01s 5312KB
comments (?)
stdin 
3 
1 2 9
stdout 
15
https://ideone.com/lu1wA5
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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