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 man standing on a ledge and feeding a giraffe while a female is taking pictures'. Count the number of consonants in the given sentence.

Ex Output:
38


Ex Input:
Sentence: 'a desktop computer that is sitting on a desk'. Count the number of consonants in the given sentence.

Ex Output:
23


Ex Input:
Sentence: 'a man is riding a white bike down the street'. Count the number of consonants in the given sentence.

Ex Output:

21