#include<stdio.h>
int a,b;
long long rez;
void citire()
{
	scanf("%d%d",&a,&b);
}
void multiplu()
{
	bool gasit=false;
	if(a>b)
	{
		rez=a;
		for(;gasit!=true;rez+=a)
			if(rez%a==0 && rez%b==0)
				gasit=true;
	}
	else 
	{
		rez=b;
		for(;gasit!=true;rez+=b)
			if(rez%a==0 && rez%b==0)
				gasit=true;
	}
	for(;rez;)
	{
		printf("%d",rez%2);
		rez/=2;
	}
}
int main()
{
	freopen("multiplu.in","r",stdin);
	freopen("multiplu.out","w",stdout);
	citire();
	multiplu();
	return 0;
}