#include <iostream>
using namespace std;
int main() ///1234  13   24
{
    int n, a,pa, b, pb, c;
    a=0 ;
    pa=1; ///cifrele impare
    b=0;
    pb=1; ///cifrele pare
    cin>>n;
    while(n!=0)
    {
        c=n%10;
        n=n/10;
        if(c%2==1)
        {
            a=a+pa*c;
            pa*=10;
        }
        else
        {
            b=b+pb*c;
            pb*=10;
        }
    }
    cout<<a<<' '<<b;
    return 0;
}