#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n;
    double s=0;
    cin>>n;
    int a[10005];
    int c[105]={0};
    for(int i=0;i<n;i++)
    {
        cin>>a[i];
        s = s + a[i];
        c[a[i]]++;
    }
    int mx=0;
    int id;
    for(int i=0;i<105;i++)
    {
        if(c[i] > mx)
        {
            mx = c[i];
            id = i;
        }
    }
    printf("%.2f",s/n);
    cout<<" ";
    cout<<id<<" ";
    for(int i=1;i<=n-1;i++)
    {
        for(int j=0;j<=n-i-1;j++)
        {
            if(a[j] > a[j+1])
            {
                swap(a[j],a[j+1]);
            }
        }
    }
    double z;
    if(n%2!=0)
    {
        z = 1.0*a[n/2];
    }
    else
    {
        z = (a[n/2] + a[n/2-1])/2.0;
    }
    printf("%.1f",z);
}
/**************************************************************
	Problem: 1179
	User: wuyichen
	Language: C++
	Result: Accepted
	Time:6 ms
	Memory:2076 kb
****************************************************************/