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.

Example Input: Sentence: 'a man in a uniform is cutting a cake'. Count the number of consonants in the given sentence.
Example Output: 15

Example Input: Sentence: 'the man is doing a jump on his skateboard'. Count the number of vowels in the given sentence.
Example Output: 13

Example Input: Sentence: 'men standing in first and second place outside'. Count the number of vowels in the given sentence.
Example Output:
14