#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n;
    cin>>n;
    int sum=0,maxx=-1,minn=101;
    for(int i=1;i<=n;i++){
		int a;
		scanf("%d",&a);
		sum+=a;
		maxx=max(a,maxx);
		minn=min(a,minn);
    	if(i>=3)printf("%.2f\n",(sum-maxx-minn)*1.0/(i-2));
	}
    return 0;
}