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.*;
import java.lang.*;
  
public class Main{
  public static void main(String[] args){
    Scanner stdIn=new Scanner(System.in);
    int a=stdIn.nextInt(), b=stdIn.nextInt(), c=stdIn.nextInt();
    if (a<b && b<c){
      System.out.println("Yes");
    }else{
	System.out.println("No");
    }
    
  }
}

