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

[Q]: Sentence: 'a bunch of people in a big field filled with bananas'. How many words contain the letter 'r' in the sentence.
[A]: 0


[Q]: Sentence: 'a lighthouse with birds flying by it at a bay'. How many words contain the letter 'q' in the sentence.
[A]: 0


[Q]: Sentence: 'no parking signs hanging on a pole'. How many words contain the letter 'p' in the sentence.
[A]:
2