#include <stdio.h>
#include <algorithm>
#include <iostream>
#include <string>
#include <vector>
#include <functional>
#include <map>
#include <iomanip>
#include <math.h> 
#include <stack>
#include <queue>
#include <bitset>
#include <cstdlib>
#include <tuple>
#include <cctype>
#include <ctype.h>
#include <set>
#include <sstream>

using namespace std;


int main() {
	int i, j, k;
	double a, b;

	cin >> a >> b;

	double num = b / a;

	if (ceil(num) != floor(num)) {
		cout << "NO" << endl;
	}
	else {
		cout << (int)num << endl;
	}





	getchar();
	getchar();
	return 0;
}