#include<bits/stdc++.h> using namespace std; int main() { double n; double s=0; cin>>n; int a[101]; for (int i=1;i<=n;i++) { cin>>a[i]; s+=a[i]; } cout <<s<<" "; printf("%.21f",s/n); int max=0,min=0; for (int i=1;i<=n;i++) { if(a[i]<min) { min=a[i]; } } cout<<" "<<max<<" "<<min; return 0; }