#include<iostream>
#include<cstdio>
#include<iomanip>
using namespace std;
int main()
{
		freopen("stats.in","r",stdin);
	freopen("stats.out","w",stdout);
	int n,min,k;
	double p,s=0,z,a[1002];
	cin>>n;
	for(int i=1;i<=n;i++){cin>>a[i];s+=a[i];}
		p=s/n;
	for(int i=1;i<=n-1;i++){
		k=i;
		for(int j=i+1;j<=n;j++)
			if(a[j]<a[k])k=j;
				if(k!=i){
					min=a[i];a[i]=a[k];a[k]=min;}
		}
	if(n%2!=0) z=a[n/2+1];
	else z=(a[n/2]+a[n/2+1])/2;
	cout<<setiosflags(ios::fixed)<<setprecision(6);
	cout<<p<<endl<<z;
	return 0;
}