#include<stdio.h>   
#define n 20
int a,b,m,i,r[101];
long long rez;

int euclid(int a,int b)
{if(!b)return a;
 else return euclid(b,a%b);
 return 1;}

int ok(int rez)
{/*for(int i=n;i>=0;i--)
  if(r[i]>1) return 0;
 return 1;}*/
 while(rez)
 {if(rez%10>1) return 0;
  rez/=10;}
 return 1;}

int main()
{freopen("multiplu.in","r",stdin);
 freopen("multiplu.out","w",stdout);
 scanf("%d %d",&a,&b);
 m=a/euclid(a,b)*b;
 do
 {rez+=m;
  i=n;
  }while(!ok(rez));/*
 for(i=0;i<=n;i++)
  if(r[i]) break;
 for(i=i;i<=n;i++)
  printf("%d",r[i]);*/
 printf("%d",rez);
 fclose(stdout);
 return 0;}