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 large plane is flying in the sky'. Count the number of consonants in the given sentence.

Ex Output:
18


Ex Input:
Sentence: 'several double-decker buses parked in an indoor lot'. Count the number of consonants in the given sentence.

Ex Output:
25


Ex Input:
Sentence: 'two people using video game controllers in a room'. Count the number of consonants in the given sentence.

Ex Output:

23