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 teenager on a blue skateboard has his arm in the air'. Count the number of consonants in the given sentence.

Ex Output:
23


Ex Input:
Sentence: 'a fire hydrant in which someone put two eyes on it'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'the white cat is sitting underneath an umbrella'. Count the number of consonants in the given sentence.

Ex Output:

25