#include<iostream>
using namespace std;
int main()
{
	int n,a[100],i,p,x;
	cout<<"n="; cin>>n;
	for(i=1;i<=n;i++) cin>>a[i];
	for(i=1;i<=n;i++)
	{
		x=0;
		p=1;
		while(a[i]>0)
		{
			if(a[i]%10%2==0)
			{
				x=x+p*(a[i]%10);
				p=p*10;
			}
			a[i]=a[i]/10;
		}
		a[i]=x;
	}
	for(i=1;i<=n;i++) cout<<a[i]<<" ";
	return 0;
}