Score : $200$ points

Problem Statement

You are given four strings $S_1$, $S_2$, $S_3$, and $S_4$. Determine whether this sequence of strings has one of each of the following: H, 2B, 3B, and HR. Here, it is guaranteed that every $S_i$ is H, 2B, 3B, or HR.

Constraints

• Each $S_i$ is H, 2B, 3B, or HR.

Input

Input is given from Standard Input in the following format:

$S_1$

$S_2$

$S_3$

$S_4$

Output

If the given sequence of strings has one of each of H, 2B, 3B, and HR, print Yes. Otherwise, print No.

3B
HR
2B
H

Yes

We have one of each of H, 2B, 3B, and HR.

2B
3B
HR
3B

No

We have no H.