TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a person that is playing a tennis game'. How many words contain the letter 'j' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'the black bears are together on the rocks eating outside'. How many words contain the letter 'y' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a little boy dressed in a costume '. How many words contain the letter 't' in the sentence.

SOLUTION:
2