#include<bits/stdc++.h> using namespace std; int a[10005]; int n,sum=0; int main() { cin>>n; for(int i=1;i<=n;i++ ){ cin>>a[i]; sum += a[i]; } cout<<sum<<" "; printf("%.2lf\n",sum/1.0/n); int max=a[1]; int min=a[1]; for(int i=2;i<=n;i++ ){ if(a[i]>max){ max = a[i]; } if(a[i]<min){ min = a[i]; } } cout<<max<<" "<<min<<endl; return 0; }