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{

	public static void main (String[] args) throws java.io.IOException{

		int x,y,z;
		Scanner in = new Scanner(System.in);
		x = in.nextInt();
		y = in.nextInt();
		z = in.nextInt();
		if(x < y && y < z){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
}