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

Example Input: Sentence: 'two men and two men having drinks at a bar'. How many words contain the letter 'g' in the sentence.
Example Output: 1

Example Input: Sentence: 'a woman with a green umbrella crosses the wet street'. How many words contain the letter 'q' in the sentence.
Example Output: 0

Example Input: Sentence: 'a man in a tie that is looking to the side'. How many words contain the letter 'm' in the sentence.
Example Output:
1