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

Example Input: Sentence: 'a woman surfer is on an ocean wave'. How many words contain the letter 's' in the sentence.
Example Output: 2

Example Input: Sentence: 'a woman working her small shared office cubicle'. How many words contain the letter 'g' in the sentence.
Example Output: 1

Example Input: Sentence: 'a man in denim jacket and glasses talking on a cellphone'. How many words contain the letter 'h' in the sentence.
Example Output:
1