Longest Consecutive Heads Sequence

You are given a string consisting solely of the characters H and T. The character H represents a head, while T represents a tail. Your task is to determine the length of the longest contiguous sequence of H in the string.

Example:

Input: HHTTHTHH
Output: 2

The solution should handle the input by reading from standard input (stdin) and output the result to standard output (stdout).

inputFormat

The input consists of a single line containing a string composed only of the characters H and T.

outputFormat

Output a single integer representing the length of the longest contiguous sequence of H in the given string.

HHTTHTHH

2