#include <iostream>
#include <fstream>

using namespace std;
int cifre(int n,int c)
{
    int k=0;
    while(n)
    {
        if(n%10==c)
            k++;
        n/=10;
    }
    return k;
}

int main()
{
    int x,cop,ok;
    ifstream f("date.in");
    ofstream g("date.out");
    while(f>>x)
    {
        cop=x;
        ok=1;
        while(cop>9)
        {
            if(cifre(cop/10,cop%10)!=0)
                ok=0;
            cop/=10;
        }

        if(ok)
            g<<x<<" ";
    }
    f.close();
    return 0;
}