#include<iostream>
#include<vector>
#include<algorithm>

using namespace std;
using ll = long long;

int main(){
    cin.tie(nullptr);
    ios::sync_with_stdio(false);

    ll a,b;
    cin>>a>>b;
    if(b%a==0){
        ll x = b / a;
        cout<<x<<endl;
    }else cout<<"NO\n";
    
}