#include <bits/stdc++.h>
using namespace std;
long long n,i,a[1000],t,dem,t1;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
for (i=1; i<=n; i++)
if (a[i]%2==0) cout<<a[i]<<" ";
cout<<endl;
t=0;
dem=0;
for (i=1; i<=n; i++)
if (a[i]%2==0)
{
t=t+a[i];
dem++;
}
cout<<fixed<<setprecision(2)<<(t*1.0)/(dem*1.0)<<endl;
t1=0;
for (i=1; i<=n; i++)
if (a[i]%2!=0 || a[i]%3==0) t1+=a[i];
cout<<t1;
return 0;
}