#include<bits/stdc++.h>
using namespace std;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
int n;
cin >> n;
vector <int> v(n);
int sum = 0;
for(int i = 0; i < n; i++){
cin >> v[i];
sum += v[i];
}
sort(v.rbegin(), v.rend());
int curr = 0;
double a, b;
double mx = -1.0, solb, sola;
for(int i = 0; i < n; i++){
curr += v[i];
a = (double) (i+1) / n * 100.0;
b = (double) curr / sum * 100.0;
if(b - a > mx){
solb = b, sola = a;
mx = b - a;
}
}
cout << fixed << setprecision(10) << sola << "\n";
cout << fixed << setprecision(10) << solb;
}
