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

Example Input: Sentence: 'a vase picture and a bird statue on a table'. How many words contain the letter 'j' in the sentence.
Example Output: 0

Example Input: Sentence: 'a man buttering toast in his kitchen on the counter'. How many words contain the letter 'c' in the sentence.
Example Output: 2

Example Input: Sentence: 'a bathroom with a toilet sink and window with the curtain open'. How many words contain the letter 'z' in the sentence.
Example Output:
0