TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'zebra walking through some desolate savanna alone during the day'. How many words contain the letter 'e' in the sentence.

SOLUTION: 5

PROBLEM: Sentence: 'the tennis player returns a serve of the tennis ball'. How many words contain the letter 'q' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a person sleeps on a bed in a messy room'. How many words contain the letter 'v' in the sentence.

SOLUTION:
0