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

[Q]: Sentence: 'a group of people dressed professionally outside'. How many words contain the letter 'j' in the sentence.
[A]: 0


[Q]: Sentence: 'a cat that is laying down with a mouse on top of it'. How many words contain the letter 'm' in the sentence.
[A]: 1


[Q]: Sentence: 'a table with a computer yarn a glass and several other objects'. How many words contain the letter 'x' in the sentence.
[A]:
0