#include<bits/stdc++.h>
using namespace std;
int main()
{
	int m[105];
	int n,t,cnt=0;
	cin>>n;
	for(int i=0 ; i<n ; i++){
		cin>>m[i];
	}
	for(int i=0 ; i<n ; i++){
	bool tf=true;
	if(m[i]%2==0)
	{
		cnt=0;
		t=m[i];
		while(t!=0){
			cnt++;
			t/=10;
		}
		
		if(cnt%2==0){
			t=m[i];
			while(t!=0)
			{
			if((t%2)%2!=0)
			{
				tf=false;
				break;
			}
					t/=10;
				}
				if(tf){
					cout<<m[i]<<endl;
				}

			}else{
				tf=false;
			}
		}else{
			tf=false;
		}
		
	}


	return 0;
}

/**************************************************************
	Problem: 1397
	User: lzc
	Language: C++
	Result: Accepted
	Time:15 ms
	Memory:2072 kb
****************************************************************/