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 and young girl on a tennis court in a park area'. Count the number of consonants in the given sentence.

Ex Output:
23


Ex Input:
Sentence: 'two people playing with an interactive gaming unit, in a living room'. Count the number of vowels in the given sentence.

Ex Output:
23


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

Ex Output:

15