#include<bits/stdc++.h>
#define rep(i, x) for(ll i = 0; i < x; i++)
#define rep2(i, x) for(ll i = 1; i <= x; i++)
#define all(a) (a).begin(),(a).end()
using ll = long long;
using ld = long double;
const ll INF = 10000000000000000;
using namespace std;
signed main() {
    ll a, b; cin >> a >> b;
	if (b % a == 0) { cout << b / a << endl; }
	else { cout << "NO\n"; }
	return 0;
}