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

[Q]: Sentence: 'a motorcycle parked in front of a small cafe'. How many words contain the letter 'n' in the sentence.
[A]: 2


[Q]: Sentence: 'adult men playing with flying disc at popular beach'. How many words contain the letter 'o' in the sentence.
[A]: 1


[Q]: Sentence: 'pens and a pair of scissors in a colored cup'. How many words contain the letter 'd' in the sentence.
[A]:
2