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 bathroom with a small toilet and a brown lid and a larger white toilet'. Count the number of vowels in the given sentence.

Ex Output:
23


Ex Input:
Sentence: 'a jetliner sitting on top of an airport tarmac'. Count the number of vowels in the given sentence.

Ex Output:
15


Ex Input:
Sentence: 'two brown bears, one bear climbing over the larger of the two'. Count the number of vowels in the given sentence.

Ex Output:

18