Problem:
Range

Write a program which reads three integers a, b and c, and prints "Yes" if a < b < c, otherwise "No".

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.

Constraints

0 ≤ a, b, c ≤ 100

Sample Input 1

1 3 8

Sample Output 1

Yes

Sample Input 2

3 8 1

Sample Output 2

No

Solution in Python3 (judge verdict: Accepted)

# -*- coding: utf-8 -*-

a = list(map(int, input().split()))

if (a[0] < a[1]) & (a[1] < a[2]):
    print("Yes")
else:
    print("No")