TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a sign asking for witnesses is posted in front of a destroyed home'. How many words contain the letter 'y' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a man walking across a beach carrying a surfboard'. How many words contain the letter 'i' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a young man performing tricks on a skateboard '. How many words contain the letter 'd' in the sentence.

SOLUTION:
1