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.

Input: Consider Input: Sentence: 'a man is holding up a snowboard with the word "source" written on it'. Count the number of consonants in the given sentence.

Output: 33

Input: Consider Input: Sentence: 'a television with a baby's picture sits on a partition in an office building'. Count the number of consonants in the given sentence.

Output: 35

Input: Consider Input: Sentence: 'a yellow and blue hydrant situated on a city sidewalk'. Count the number of vowels in the given sentence.
Output: 17