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.Scanner;

public class Main{
	public static void main(String[] args) {
		Scanner src = new Scanner(System.in);
			int a = src.nextInt();
			int b = src.nextInt();
			int c = src.nextInt();

			if((a < b) && (b < c)){
				System.out.println("Yes");
			}else {
				System.out.println("No");
			}
		}
}
