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

Example Input: Sentence: 'snow boarder in midflight inverted with a steep snowy slope in the background'. How many words contain the letter 'j' in the sentence.
Example Output: 0

Example Input: Sentence: 'a black and white photo of a very crowded tropical beach'. How many words contain the letter 'p' in the sentence.
Example Output: 2

Example Input: Sentence: 'a photograph of a bathroom in a home'. How many words contain the letter 'k' in the sentence.
Example Output:
0