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

Example Input: Sentence: 'two cakes on a table with a piece missing out of one'. How many words contain the letter 'h' in the sentence.
Example Output: 1

Example Input: Sentence: 'a person standing in line for food at a food truck'. How many words contain the letter 'c' in the sentence.
Example Output: 1

Example Input: Sentence: 'a man with a surfboard walking across a bridge towards the ocean'. How many words contain the letter 'w' in the sentence.
Example Output:
3