#include<iostream> using namespace std; int a[101]; int main(){ double n,sum=0,max=0,min=101; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; sum = sum+a[i]; } cout<<sum<<" "; printf("%.2lf",sum/n); for(int i=1;i<=n;i++){ if(a[i]>max){ max = a[i]; } if(a[i]<min){ min = a[i]; } } cout<<" "<<max<<" "<<min; return 0; }