#include<bits/stdc++.h> using namespace std; int main(){ int a[10086],n,cnt[10086],b,c,d,sum=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; } sort(a+1,a+n+1,greater<int>()); for(int i=1;i<=n;i++){ sum+=a[i]; cnt[a[i]]++; } cout<<fixed<<setprecision(2)<<(double)sum/n<<" "; int ma=1; for(int i=1;i<=n;i++){ if(cnt[ma]<cnt[i]){ ma=i; } } cout<<ma<<" "; if(n%2!=0){ cout<<a[n/2+1]*1.0; }else{ int s=a[n/2]+a[n/2+1]; cout<<fixed<<setprecision(1)<<(double)s/2; } return 0; }