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: 'several softball players pause while onlookers chat together in a park'. Count the number of consonants in the given sentence.

Ex Output:
37


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 large airplane in taxi at an airport'. Count the number of consonants in the given sentence.

Ex Output:

16