#include<fstream.h>
ifstream fin("multiplu.in");
ofstream fout("multiplu.out");

int a,b,m,v[2000001],u[2000001];
char s[2000001],c[2000001];

void refac(int i)
{if(i!=0)
  {refac(u[i]);
   fout<<(int)c[i];
  }
}

int cmmdc(int a,int b)
{while(a!=b)
  if(a>b) a-=b;
  else b-=a;
 return a;
}

int cmmmc(int a,int b)
{return a*b/cmmdc(a,b);
}

int main()
{fin>>a>>b;
v[1]=1;
c[1]=1;
m=cmmmc(a,b);
int n=1,i,x;
for(i=1;v[n]!=0;i++)
 {x=(v[i]*10)%m;
  if(s[x]==0)
   {v[++n]=x;
    s[x]=1;
    c[n]=0;
    u[n]=i;
   }
  if(x!=0)
   {x=(v[i]*10+1)%m;
    if(s[x]==0)
     {v[++n]=x;
      s[x]=1;
      c[n]=1;
      u[n]=i;
     }
   }
 }
refac(n);
fin.close();
fout.close();
return 0;
}