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 couple of vases that are on top of a table'. Count the number of vowels in the given sentence.

Ex Output:
16


Ex Input:
Sentence: 'two small dogs running in the water on a beach'. Count the number of vowels in the given sentence.

Ex Output:
13


Ex Input:
Sentence: 'a small white dog sitting on top of a piece of luggage'. Count the number of vowels in the given sentence.

Ex Output:

18