TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'five kids playing with frisbees on a sunny day'. How many words contain the letter 'p' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a girl at a lake is looking at sand inside of a frisbee'. How many words contain the letter 'u' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a made bed with two dressers on the side of the bed with lights on the dressers'. How many words contain the letter 's' in the sentence.

SOLUTION:
4