import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b;
        for(int i=0;i<a;i++){b = sc.nextInt();
        if(b==0 || b==45){System.out.println("Y");}
        else{System.out.println("N");}    
        }
	}
}