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 riding skis while holding two ski poles'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'baseball players playing a game in a stadium'. Count the number of vowels in the given sentence.

Ex Output:
15


Ex Input:
Sentence: 'a large stone flower pot sits on the end of a wall'. Count the number of vowels in the given sentence.

Ex Output:

15