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 sc = new Scanner(System.in);
int n=sc.nextInt();
int m=sc.nextInt();
int o=sc.nextInt();

if(n<m && m<o){
   System.out.println("Yes"); 
} else{
    System.out.println("No"); 
}
 } }
