Write a program which reads three integers a, b and c, and prints "Yes" if a < b < c, otherwise "No".

Constraints

* 0 ≤ a, b, c ≤ 100

Input

Three integers a, b and c separated by a single space are given in a line.

Output

Print "Yes" or "No" in a line.

Examples

Input

1 3 8


Output

Yes


Input

3 8 1


Output

No
import java.util.*;

public class Main{
	private static final Scanner scan = new Scanner(System.in);

	public static void main(String[] args){
		int a = scan.nextInt();
		int b = scan.nextInt();
		int c = scan.nextInt();
		if((a < b) && (b < c)){
			System.out.println("Yes");
		} else{
			System.out.println("No");
		}
	}
}