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

[Q]: Sentence: 'two angles of a frosted donut with a bite taken out of the side'. How many words contain the letter 'z' in the sentence.
[A]: 0


[Q]: Sentence: 'a man with a hat on sitting in a car with the door open and a laptop on his lap'. How many words contain the letter 'e' in the sentence.
[A]: 2


[Q]: Sentence: 'a bathroom that has a bath tub and a sink in it'. How many words contain the letter 'm' in the sentence.
[A]:
1