GenNr

#include <iostream>
using namespace std;

int main()
{
    unsigned long long n1,n2;
    cin>>n1>>n2;
    int MinC1=9,MinC2=9,MaxC1=0,MaxC2=0,cifra;
    bool N1_0=false,N2_0=false;
    while(n1)
    {
        cifra=n1%10;
        if(cifra==0)
            N1_0=true;
        else
        {
            if(cifra<MinC1)
                MinC1=cifra;
            if(cifra>MaxC1)
                MaxC1=cifra;
        }
        n1/=10;
    }
    while(n2)
    {
        cifra=n2%10;
        if(cifra==0)
            N2_0=true;
        else
        {
            if(cifra<MinC2)
                MinC2=cifra;
            if(cifra>MaxC2)
                MaxC2=cifra;
        }
        n2/=10;
    }
    if(N1_0&&N2_0)
    {
        if(MinC1<MinC2)
            cout<<MinC1*10<<' ';
        else
            cout<<MinC2*10<<' ';
    }
    else
    {
        if(N1_0&&!N2_0)
        {
            if(MinC2*10<MinC1*10+MinC2)
                cout<<MinC2*10<<' ';
            else
                cout<<MinC1*10+MinC2<<' ';
        }
        if(!N1_0&&N2_0)
        {
            if(MinC1*10<MinC2*10+MinC1)
                cout<<MinC1*10<<' ';
            else
                cout<<MinC2*10+MinC1<<' ';
        }
        if(!N1_0&&!N2_0)
        {
            if(MinC1<MinC2)
                cout<<MinC1*10+MinC2<<' ';
            else
                cout<<MinC2*10+MinC1<<' ';
        }
    }
    if(MaxC1>MaxC2)
        cout<<MaxC1*10+MaxC2<<'\n';
    else
        cout<<MaxC2*10+MaxC1<<'\n';
    return 0;
}