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 man in a uniform is cutting a cake'. Count the number of consonants in the given sentence.

Ex Output:
15


Ex Input:
Sentence: 'people stand and sit in a square in a european city'. Count the number of vowels in the given sentence.

Ex Output:
19


Ex Input:
Sentence: 'a person riding a bike down a small rural road'. Count the number of consonants in the given sentence.

Ex Output:

22