#include<bits/stdc++.h> using namespace std; int main(){ int n,max=0,min=10000,sum=0; cin>>n; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; if(a[i]>max){ max=a[i]; }if(a[i]<min){ min=a[i]; }sum+=a[i]; }cout<<sum<<" "; printf("%.2lf/n",sum/n); cout<<max<<" "<<min; }