제출 #470481

#제출 시각아이디문제언어결과실행 시간메모리
470481rajnProsjek (COCI18_prosjek)C++14
50 / 50
1 ms204 KiB
#include<bits/stdc++.h>
using namespace std;
#define int long long int
#define d long  double
int32_t main()
{

    int t;
    cin>>t;
    d a[t];
    for(int i=0;i<t;i++)
    {
        cin>>a[i];
    }
    sort(a,a+t);
    d avg=(a[0]+a[1])/2;
    for(int i=2;i<t;i++)
    {

        avg=(avg+a[i])/2;
    }
    cout<<avg;
}
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