题目描述
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
输入格式
见题面
输出格式
见题面
样例输入
1 3 8
样例输出
Yes