#include <stdio.h>
#include <stdlib.h>

int main()
{
int a,b;
scanf("%d""%d",&a,&b);
int middlnumber;
int firstnumber;
int lastnumber;
int countzeros=0;
int keeptrackofzerosmulti=0;
int quotent=1;

do{
        int sumofmultiplajs=1;

 int playingvalue=a;
//GETTING FIRST AND LAST
countzeros=0;

 lastnumber=playingvalue%10;

 int firstnumber=0;

 do{
        firstnumber=playingvalue%10;
        int tempval;
        tempval=playingvalue;

    playingvalue/=10;
    if(tempval!=playingvalue)
    countzeros++;



 }while(playingvalue>0);





//NOW GET MIDDLE NUBMER

int multiplier=1;
for(int count=0;count<countzeros-1;count++)
{
    multiplier*=10;
}

middlnumber=(a-((multiplier*firstnumber)+lastnumber))/10;



//NOW COMPARE


do
{
   sumofmultiplajs*=middlnumber%10;
   middlnumber/=10;

}while(middlnumber>0);





 int othersum=0;


//printer
if(sumofmultiplajs!=0)
{



do{

        int kraka=firstnumber*10+lastnumber;
 othersum=kraka*quotent;
    if(sumofmultiplajs%othersum==0)
    {


printf("%d -> (%d == %d * %d)\n",a,sumofmultiplajs,kraka,sumofmultiplajs/kraka);

break;
    }
  quotent++;




}while(sumofmultiplajs>othersum);

}
else
{
   if(sumofmultiplajs==0)
        keeptrackofzerosmulti++;
}

countzeros=0;
quotent=1;
 a++;

}while(a<b);
    printf("%d",keeptrackofzerosmulti++);

    return 0;
}