#include<stdio.h>
using namespace std;
struct coada
{
    int c,r,t;
};
coada q[10004];
char f[2000000];
int sol[10004];
int main()
{

    freopen("multiplu.in","r",stdin);
    freopen("multiplu.out","w",stdout);
    int a,b,r,ca,cb,cm,i,newr,p,u;
    scanf("%d%d",&a,&b);
    ca=a;
    cb=b;
    while(b)
    {
        r=a%b;
        a=b;
        b=r;
    }
    cm=(ca*cb)/a;
    q[1].c=1;
    q[1].r=1;
    p=u=1;
    while(p<=u)
    {
        newr=(q[p].r*10+0)%cm;
        if(newr==0)
            {
            sol[1]=0;
            sol[0]=1;
            while(q[p].t!=0)
            {
            sol[++sol[0]]=q[p].c;
            p=q[p].t;
            }
            sol[++sol[0]]=1;
            break;
            }
        if(f[newr]==0)
        {
        q[++u].c=0;
        q[u].t=p;
        q[u].r=newr;
        }
        newr=(q[p].r*10+1)%cm;
        if(newr==0)
            {
            sol[1]=1;
            sol[0]=1;
            while(q[p].t!=0)
            {
            sol[++sol[0]]=q[p].c;
            p=q[p].t;
            }
            sol[++sol[0]]=1;
            break;
            }
        if(f[newr]==0)
        {
        q[++u].c=1;
        q[u].t=p;
        q[u].r=newr;
        }
        p++;
    }
    for(i=sol[0];i>=1;i--)
        printf("%d",sol[i]);
    printf("\n");
    return 0;
}