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

[Q]: Sentence: 'some people are sitting around a black table'. How many words contain the letter 'v' in the sentence.
[A]: 0


[Q]: Sentence: 'some elephants in a field of grass near a tree'. How many words contain the letter 'k' in the sentence.
[A]: 0


[Q]: Sentence: 'red buses standing bt a building with a tower'. How many words contain the letter 'i' in the sentence.
[A]:
3