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: 'black and white photo of a large clock located outside'. Count the number of consonants in the given sentence.

Ex Output:
27


Ex Input:
Sentence: 'a herd of sheep is on the side of the road and a bus drives through'. Count the number of vowels in the given sentence.

Ex Output:
21


Ex Input:
Sentence: 'elephant with foot on wooden deck in outdoor open area'. Count the number of vowels in the given sentence.

Ex Output:

21