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 man holding and staring intently at an apple'. Count the number of consonants in the given sentence.

Ex Output:
25


Ex Input:
Sentence: 'a little kitten playing on a scratching mat'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'a small sink area of a bathroom in rustic style'. Count the number of vowels in the given sentence.

Ex Output:

15