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

Example Input: Sentence: 'a group of people dressed professionally outside'. How many words contain the letter 'j' in the sentence.
Example Output: 0

Example Input: Sentence: 'a biscuit that someone has taken a bite out of'. How many words contain the letter 'k' in the sentence.
Example Output: 1

Example Input: Sentence: 'a fire hydrants in the middle of plants'. How many words contain the letter 'q' in the sentence.
Example Output:
0