TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'the zebra is showing his rear end to the camera'. How many words contain the letter 'r' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a cat is laying in a piece of luggage'. How many words contain the letter 'p' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'two zebras in an enclosure eating some hay'. How many words contain the letter 'g' in the sentence.

SOLUTION:
1