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

Sentence: 'a white cat looking in a rectangular mirror in a female bedroom'. How many words contain the letter 'q' in the sentence.
0

Sentence: 'a man in mid swing of a baseball bat'. How many words contain the letter 'k' in the sentence.
0

Sentence: 'a woman biting into a large slice of cheese pizza'. How many words contain the letter 'n' in the sentence.

3