#include <iostream>

using namespace std;
bool Contains(int k, int n)
{
    int counter = 0;
    while(n != 0)
    {
       int num = n%10;
       if(num == k)
       {
           counter++;
       }
       n = n/10;
    }
    if(counter <= 2)
        return true;
    else return false;
}
int main()
{
    int a,b;
    cin>>a>>b;
    cout<<Contains(a,b);
    return 0;
}