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();
		if(b % a == 0) {
			System.out.println(b / a);
		} else {
			System.out.println("NO");
		}
	}
}