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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.

### Sample Input 1

3B
HR
2B
H


### Sample Output 1

Yes


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

### Sample Input 2

2B
3B
HR
3B


### Sample Output 2

No


We have no H.