In this task, you need to count the number of words in a sentence that contain the given letter

Example Input: Sentence: 'a boy in a car on a laptop'. How many words contain the letter 'j' in the sentence.
Example Output: 0

Example Input: Sentence: 'a person that is flying a hamburger kite'. How many words contain the letter 'b' in the sentence.
Example Output: 1

Example Input: Sentence: 'black and white photo of a stop sign on a rural street'. How many words contain the letter 'v' in the sentence.
Example Output:
0