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: 'screen shot of a man and a horse on television'. Count the number of consonants in the given sentence.

Ex Output:
21


Ex Input:
Sentence: 'a white ferret laying its head on a remote control'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'a bear biting the neck of another bear'. Count the number of consonants in the given sentence.

Ex Output:

18