#include<bits/stdc++.h> using namespace std; int main() { int a[200],t=0,c; double b; cin>>c; for(int i=1;i<=c;i++){ cin>>a[i]; t+=a[i]; } b=t*1.0/c; int max = a[1]; int min = a[1]; for(int i=1;i<=c;i++){ if(a[i]>max) max = a[i]; if(a[i]<min) min = a[i]; } printf("%d %.2lf %d %d",t,b,max,min); }