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: 'people of various ages play tennis, hold tennis balls and swing their racquets'. Count the number of consonants in the given sentence.

Ex Output:
41


Ex Input:
Sentence: 'a giraffe laying down on its side seen through a chicken-wire fence in a grassy paddock'. Count the number of vowels in the given sentence.

Ex Output:

27