#include <bits/stdc++.h>
using namespace std;
int b[101]={0}; int a[10001]={0};
int main()
{
int n,s=0,i,m=0,t=0;
    cin>>n;
    for(i=0;i<n;i++) 
    {
        cin>>a[i];
        s+=a[i];
        b[a[i]]++;
    }
    sort(a,a+n);
    for(i=0;i<101;i++)
    {
        if(m<b[i])   
        {
            m=b[i];
            t=i;
        }
    }
    printf("%.2f",(s*1.0)/n);
    cout<<t<<" ";
    if(n%2==1) printf("%.1f",a[n/2]*1.0);
    else printf("%.1f",(a[n/2]+a[n/2-1])*1.0/2);
	return 0;
}

/**************************************************************
	Problem: 1179
	User: 21A
	Language: C++
	Result: Wrong Answer
****************************************************************/