#include<bits/stdc++.h> using namespace std; int main() { int sum = 0; int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n; i++) { sum = sum + a[i]; } printf("%.2f", sum * 1.00 / n ); cout << " "; int b = 0; int c = 0; for ( int l = 0; l < 5; l++) { if (a[l] > b) { cout << a[l] << " "; } } for (int i = 1; i <= n - 1; i++) { if (a[i] < a[b]) { b = i; } if (a[i] > a[c]) { c = i; } } cout << a[c] << " " << a[b]; }