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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5.     cin.tie(0);cout.tie(0);ios::sync_with_stdio(false);
  6.     int i,n,a[100],sum=0;
  7.     double eq=0,s,d;
  8.     cin>>n;
  9.     for(i=0;i<n;i++)
  10.     {
  11.         cin>>a[i];
  12.         sum+=a[i];
  13.     }
  14.     s=sum;
  15.     d=n;
  16. 	eq=s/n;
  17. 	cout<<eq;
  18.     return 0 ;
  19. }
Success #stdin #stdout 0.01s 5316KB
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stdin
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Standard input is empty
stdout
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-nan
https://ideone.com/xgRoAL
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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