ComboLength | Topcoder Archive

Problem Statement

You are given a String composed of A's and B's. Each A and B denotes a move performed by players A and B, respectively. Return the length of the longest combo performed by either player. A combo is a string of moves executed by a player that is not interrupted by the opposing player (see the examples for further clarification).

Definition

Class:: ComboLength
Method:: howLong
Parameters:: String
Returns:: int
Method signature:: int howLong(String moves)
(be sure your method is public)

Constraints

moves will contain between 2 and 50 characters inclusive.
Each character of moves will be A or B.

Examples

```
"AAA"
```
```
Returns: 3
```
Player A executes 3 moves in a row.
```
"AAABBBBAA"
```
```
Returns: 4
```
Player A executes 2 combos of length 3 and 2 respectively. Player B executes a single combo of length 4.
```
"BBAABBAABBAABBAA"
```
```
Returns: 2
```

"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"

Returns: 50

"AAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAAAAAAAAAAAAAAA"

Returns: 25

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