#include<bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } double sum = 0; for (int i = 0; i < n; i++) { sum = sum + a[i]; } cout << sum << " "; double s; s = sum / n; printf("%.2f", s); cout << " "; int max = a[0], min = a[0]; for (int i = 1; i < n; i++) { if (a[i] > max) { max = a[i]; } } for (int i = 1; i < n; i++) { if (a[i] < min) { min = a[i]; } } cout << max << " " << min; return 0; }