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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. priority_queue<int,vector<int>,greater<int> > a;
  4. int ans;
  5. int main(){
  6. 	int n;
  7. 	cin>>n;
  8. 	for(int i=1;i<=n;i++){
  9. 		int k;
  10. 		cin>>k;
  11. 		a.push(k);
  12. 	}
  13. 	for(int i=1;i<n;i++){
  14. 		int x=a.top();
  15. 		a.pop();
  16. 		int y=a.top();
  17. 		a.pop();
  18. 		a.push(x+y);
  19. 		ans+=x+y;
  20. 	}
  21. 	cout<<ans;
  22. }
Success #stdin #stdout 0s 5320KB
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stdin
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3 
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stdout
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15
https://ideone.com/kI2f0h
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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