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  1. #include<bits/stdc++.h>
  2.  
  3. #define    pi          acos(-1) 
  4. #define    all(x)      (x).begin(),(x).end()
  5. #define    fill(x,y)   memset(x, y, sizeof(x))
  6. #define    trace(x)    cout << #x << " = " << x << endl
  7. #define    bug         cout << "Bug check" << endl
  8. #define    endl        '\n'
  9.  
  10. using namespace std;
  11.  
  12. int main(){
  13. 	//freopen("in.txt","r", stdin);
  14. 	//freopen("out.txt","w", stdout);
  15.  
  16. 	//ios::sync_with_stdio(0);
  17. 	//cin.tie(0);
  18.  
  19. 	int n; cin >> n;
  20.  
  21. 	vector <int> v(n);
  22.  
  23. 	for(int&x : v) cin >> x;
  24.  
  25. 	sort(all(v));
  26.  
  27. 	n = n/2 + 1;
  28.  
  29. 	int s = 0;
  30. 	for(int i=0;i<n;i++){
  31. 		s+=(v[i]/2)+1;
  32. 	}
  33. 	cout << s << endl;
  34.  
  35. 	return 0;
  36. }
Success #stdin #stdout 0s 4224KB
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stdin
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3
5 7 5
stdout
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6
https://ideone.com/vD6SAm
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
secret

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