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 person resting on a bench outside a furniture store'. How many words contain the letter 'e' in the sentence.
Example Output: 6

Example Input: Sentence: 'an older man stands in front of store shelves while looking off in the distance and holding a small glass with a stem'. How many words contain the letter 'c' in the sentence.
Example Output:
1