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 bird sits in a flower boy'. Count the number of consonants in the given sentence.

Ex Output:
17


Ex Input:
Sentence: 'scene of many players on a baseball diamond during a game'. Count the number of consonants in the given sentence.

Ex Output:
28


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

Ex Output:

25