TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a young man dressed like a pirate on a skateboard'. How many words contain the letter 'a' in the sentence.

SOLUTION: 6

PROBLEM: Sentence: 'a couple of horses standing next to each other on a field'. How many words contain the letter 'q' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'five people sitting at a table drinking wine in a restaurant'. How many words contain the letter 'a' in the sentence.

SOLUTION:
5