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;

class Main{
public static void main(String[] args){

 int a;
 int b;
int c;
Scanner s = new Scanner(System.in);
a=s.nextInt();
b=s.nextInt();
c=s.nextInt();

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

