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 group of snowboarders in short sleeves on the slopes'. Count the number of consonants in the given sentence.

Ex Output:
28


Ex Input:
Sentence: 'small train pulling passengers like something you see in an amusement park'. Count the number of vowels in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'several children petting a giraffe over a fence'. Count the number of consonants in the given sentence.

Ex Output:

24