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

[Q]: Sentence: 'a bus station full of people walking on the side walk'. How many words contain the letter 'q' in the sentence.
[A]: 0


[Q]: Sentence: 'a tv showing a broadcast from the weather channel'. How many words contain the letter 'j' in the sentence.
[A]: 0


[Q]: Sentence: 'two marked cows stand upon mud and grass with tree filled hills in the background'. How many words contain the letter 'g' in the sentence.
[A]:
2