TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a lit street light next to a bar'. How many words contain the letter 'w' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a pair of tennis players on a tennis court'. How many words contain the letter 'u' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'martha stewart holding a fluffy siamese cat on her arms'. How many words contain the letter 'a' in the sentence.

SOLUTION:
6