Problema3

#include <iostream>
using namespace std;
int main()
{
    int n,r=0,p=1, r1=0, p1=1;
    cin>>n;
    do
    {
        if((n%10)%3==0)
        {
            r=r+n%10*p;
            p=p*10;
        }
        else
        {
            r1=r1+n%10*p;
            p1=p1*10;
        }
        n=n/10;
    }
    while(n!=0);
    cout<<r<<" "<<r1;
    return 0;
}