TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a bird flying over the water in the ocean shore'. How many words contain the letter 'o' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a man in mid swing of a baseball bat'. How many words contain the letter 'k' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a zebra eating from someones hand in a  car'. How many words contain the letter 'e' in the sentence.

SOLUTION:
3