#include <iostream>
#include <math.h>
#include<stdlib.h>
 
using namespace std;
 
int main()
{
    int n;
    cin>>n;         cout<<endl;
    for(int i=1 ; i<=n ; i++)
    {
        int licznik=0, liczba;
        cin>>liczba;    cout<<endl;
 
        if(liczba%10 == liczba/10%10 || (liczba>0 && liczba<10))
        {
            cout<<liczba<<" "<<'0'<<endl;
        }
 
        else
        {
             int ilosc = log10(liczba)+1, odwrocona=0, k=1,b=0;
             for(int j=2 ; j<=ilosc ; j++)
             {
                 k*=10;
             }
             cout<<k<<endl;
             for(int j=0 ; j<ilosc ; j++)
             {
                 cout<<odwrocona<<"\t";
                 odwrocona+=(liczba/k%10)*pow(10,j);
                 cout<<odwrocona<<endl;
                 k/=10;
             }
            cout<<"\n\n\n"<<odwrocona<<"\n\n";
        }
 
    }
 
    return 0;
}
 
 

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