#include <iostream>
#include <cstdio>
#include <algorithm>
#include <string>
#include <vector>
#include <set>
#include <map>

using namespace std;

int main() {
	int A, B;
	cin >> A >> B;
	if (B / A * A == B) {
		cout << B / A << endl;
	} else {
		cout << "NO" << endl;
	}
}