#include<bits/stdc++.h> using namespace std; int main(){ int n,a[1001]={0},s,max=0,min=100000; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; s+=a[i]; if(a[i]>max){ max=a[i]; } if(a[i]<min){ min=a[i]; } } cout<<s<<" "; printf("%d.2l",s/n); cout<<" "<<max<<" "<<min; return 0; }