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: 'an artistic vase with a depiction of an octopus on it'. Count the number of vowels in the given sentence.

Ex Output:
19


Ex Input:
Sentence: 'a desk sitting against a wall that has a picture on it'. Count the number of vowels in the given sentence.

Ex Output:
17


Ex Input:
Sentence: 'two men riding a wave on a surfboard in the ocean'. Count the number of vowels in the given sentence.

Ex Output:

17