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 bowl of broccoli and sausage with a side of beer'. Count the number of vowels in the given sentence.

Ex Output:
18


Ex Input:
Sentence: 'a bow tie and a suit with a tag on the front'. Count the number of vowels in the given sentence.

Ex Output:

14