TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'two giraffe a mom and baby both with their heads up'. How many words contain the letter 'w' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'martha stewart holding a fluffy siamese cat on her arms'. How many words contain the letter 'a' in the sentence.

SOLUTION: 6

PROBLEM: Sentence: 'several people are talking and drinking outside some stores'. How many words contain the letter 'y' in the sentence.

SOLUTION:
0