import java.util.Scanner;

public class Houteishiki {

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

	}

}