import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();
		double ans = (double)b / a;
		
		if (ans % (b/a) == 0) {
			System.out.println(b / a);
		} else {
			System.out.println("NO");
		}
		
		sc.close();
	}
}