Question
Span Quest
Lila is given a string T. Determine the length of the longest substring that begins with 'b' and concludes with 'y'.
Input
The first line of the input contains a single string T.
Output
Print the length of the longest substring that starts with 'b' and ends with 'y' in string T.
Example
Sample Input
ubahgzahgny
Sample Output
10
ubahgzahgny
Sample Output
10