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 white dog laying on top of a grass covered field'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'a young man with a snowboard while a crowd looks on'. Count the number of consonants in the given sentence.

Ex Output:
25


Ex Input:
Sentence: 'a person with a microphone standing by some people'. Count the number of vowels in the given sentence.

Ex Output:

16