#include <bits/stdc++.h>
using namespace std;
using ll=long long;
using ld=long double;
using P=pair<ll,ll>;
using V=vector<ll>;
#define rep(i,n) for(ll i=0;i<n;i++)
#define REP(i,n) for(ll i=1;i<=n;i++)

int main(){
    ll a,b;
    cin >> a >> b;
    if(a==1) cout << 1 << endl;
    else cout << b/(a-1)*-1 << endl;
}