#include<bits/stdc++.h> using namespace std; int main() { int n,sum=0; cin>>n; int a[n] ; for(int i=0; i<n; i++) { cin>>a[i]; sum+=a[i]; } cout<<sum<<" "; double b=1.0*sum/n; printf("%.2lf ",b); int mx=-2e9,ml=2e9; for(int i=0; i<n; i++) { if(a[i]>=mx) { mx=a[i]; } cout<<mx<<" "; if(a[i]<=ml) { ml=a[i]; } } cout<<ml<<" "; return 0; }