#include<bits/stdc++.h> using namespace std; int n; int sc[101]; double sum = 0, avg; int mx = -2e9, mn = 2e9; int main(){ cin >> n; for(int i = 0; i <= n-1; i++){ cin >> sc[i]; } for(int i = 0; i <= n-1; i++){ sum += sc[i]; if(sc[i] > mx){ mx = sc[i]; } if(sc[i] < mn){ mn = sc[i]; } } avg = sum / n; printf("%d %.2lf %d %d", (int)sum,avg,mx,mn); return 0; }