#include <stdlib.h>
#include <iostream>
#include <vector>
#include <string>
#include <math.h>

#define MAX(a,b) ((a)>(b) ? (a) : (b))
#define MIN(a,b) ((a)<(b) ? (a) : (b))
#define ABS(a) ((a)>0 ? (a) : (a * -1))

using namespace std;
int main(){
	int n, m, ans;
	cin >> n >> m;

	ans = n % m;
	if (m % n == 0) {
		ans = m / n;
		cout << ans << endl;
	} else {
		cout << "NO" << endl;
	}


}