TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a pile of stuffed brown teddy bears wearing clothing'. How many words contain the letter 'w' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'black and white photo of old man riding a motorcycle'. How many words contain the letter 'n' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a boy is sitting on a skateboard and pushing himself along'. How many words contain the letter 'y' in the sentence.

SOLUTION:
1