package java59;

import java.util.Scanner;

public class ArrayDemo2 {

	public static void main(String[] args) {
		String[] wordNum= {"a","s","d","f","g","h","j","k","l","p"};
		Scanner input= new Scanner(System.in);
		System.out.println("һʣ");
		String word = input.next();
		boolean flag= false;
		for(int i =0;i<wordNum.length;i++) {
		if(word.equalsIgnoreCase(wordNum[i])) {
			flag=true;
			System.out.println("Yes" + word);
			
		}
		}
		if(!flag){
			System.out.println("No");
		}
		

	}

}