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 close up of a green bird house with many details'. Count the number of vowels in the given sentence.

Ex Output:
17


Ex Input:
Sentence: 'motorcyclists riding in separate lane from regular city traffic'. Count the number of vowels in the given sentence.

Ex Output:
19


Ex Input:
Sentence: 'young men are doing tricks on skateboards at the mall'. Count the number of vowels in the given sentence.

Ex Output:

16