TASK DEFINITION: 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.
PROBLEM: Sentence: 'a toddler boy holding a frisbee on the beach'. Count the number of vowels in the given sentence.

SOLUTION: 14

PROBLEM: Sentence: 'a bathroom with a toilet, sink, mirror and tub'. Count the number of consonants in the given sentence.

SOLUTION: 22

PROBLEM: Sentence: 'a group of people exiting a bus on a racetrack'. Count the number of consonants in the given sentence.

SOLUTION:
20