In this task, you need to count the number of vowels (letters 'a', 'e', 'i', 'o', 'u') / consonants (all letters other than vowels) in the given sentence.

Input: Consider Input: Sentence: 'a group of people are gathered around a running fire hydrant'. Count the number of consonants in the given sentence.

Output: 29


Input: Consider Input: Sentence: 'the baby is sitting by the window with a book'. Count the number of consonants in the given sentence.

Output: 24


Input: Consider Input: Sentence: 'a ping pong player is in a ready stance to return the ball'. Count the number of consonants in the given sentence.


Output: 29