#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() using namespace std; int main(){ /* int n,i,m,b; cin>>n; int a[n]; for(i=0;i<n;i++){ cin>>a[i]; if(a[i]>100){ b=i; } } cin>>m; a[b]=m; for(i=0;i<n;i++){ cout<<a[i]<<" "; } */ int n,c=0,b=100,i; double sum=0; cin>>n; int a[n]; for(i=0;i<n;i++){ cin>>a[i]; sum+=a[i]; if(a[i]>c){ c=a[i]; } if(a[i]<b){ b=a[i]; } } cout<<sum<<" "; printf("%.2lf",sum/n); cout<<" "<<c<<" "<<b; return 0; }