#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: chenmingyu
	Language: C++
	Result: Accepted
	Time:14 ms
	Memory:2072 kb
****************************************************************/