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: 'pedestrians pass by a stop sign, some holding surfboards'. Count the number of vowels in the given sentence.

Ex Output:
15


Ex Input:
Sentence: 'table set up with food and plates with a name tag'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'a lady walks with an umbrella behind a car'. Count the number of vowels in the given sentence.

Ex Output:

12