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.*;

class Main{
	public static void main(String[] args){
	Scanner sc = new Scanner(System.in);
	int num1 = sc.nextInt();
	int num2 = sc.nextInt();
	int num3 = sc.nextInt();

	if (num1 < num2 && num2 < num3){
		System.out.println("Yes");
	}else
		System.out.println("No");
	}
}
