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 person on a soccer field chasing a soccer ball'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'a group of kids pose in front of a pizza'. Count the number of consonants in the given sentence.

Ex Output:
18


Ex Input:
Sentence: 'a couple of train engines riding down a set of tracks'. Count the number of vowels in the given sentence.

Ex Output:

17