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

Example Input: Sentence: 'a man is holding a bunch of green bananas in his yard'. How many words contain the letter 'i' in the sentence.
Example Output: 4

Example Input: Sentence: 'ladies playing a video game and having fun'. How many words contain the letter 'q' in the sentence.
Example Output: 0

Example Input: Sentence: 'two cows on the edge of a cliff with mountains in the background'. How many words contain the letter 'v' in the sentence.
Example Output:
0