#include <iostream>
#include <bits/stdc++.h>
#include <math.h>
using namespace std;
#define ll long long    
#define pbb push_back
#define ppb pop_back
#define fii first
#define see second
#define tezz std::ios::sync_with_stdio(false);std::cin.tie(NULL);std::cout.tie(NULL);
bool ch(char c){
   if(c=='A' || c=='E' || c=='I' || c=='O' || c=='U' || c=='Y') return true;
   else return false;
}
int main() {
    tezz 
    ll d1,d2;
    cin>>d1>>d2;
    if(d2%d1==0) cout<<0;
    else cout<<8;
    return 0;
}