TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a cat lying on an open laptop that is on a bed'. How many words contain the letter 'y' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a giraffe walking in the grass near a building'. How many words contain the letter 'd' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a train moving on the track next to carts that have fallen off'. How many words contain the letter 's' in the sentence.

SOLUTION:
1