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.

Ex Input:
Sentence: 'a black cat is sitting near a mirror and a picture'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'a cat that is sleeping on a chair'. Count the number of consonants in the given sentence.

Ex Output:
15


Ex Input:
Sentence: 'a couple of kids standing on top of a grass covered field'. Count the number of consonants in the given sentence.

Ex Output:

28