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 Q]: Sentence: 'a boy swinging his bat towards a baseball'. Count the number of vowels in the given sentence.
[EX A]: 12

[EX Q]: Sentence: 'the restroom has a checkered floor, shower, sink, and toilet'. Count the number of vowels in the given sentence.
[EX A]: 18

[EX Q]: Sentence: 'two cellphones have cute homemade cellphone covers'. Count the number of vowels in the given sentence.
[EX A]:
17