import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int g = sc.nextInt();
		int s;
		if(n == g){
			s = n * g;
			System.out.println("Y" + " " + s);
		}else if(n != g){
			s = n * g;
			System.out.println("N" + " " + s);
		}
		sc.close();
	}

}
/**************************************************************
	Problem: 1655
	User: admin
	Language: Java
	Result: Accepted
	Time:778 ms
	Memory:41116 kb
****************************************************************/