TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a bench is in the ocean water with a fishing pole'. How many words contain the letter 'm' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'person standing in the grass striking a baseball with a bat'. How many words contain the letter 's' in the sentence.

SOLUTION: 5

PROBLEM: Sentence: 'a bacon lettuce  and tomato sandwich cut in half'. How many words contain the letter 'o' in the sentence.

SOLUTION:
2