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

Sentence: 'people walking down the sidewalk with no turn signs'. How many words contain the letter 'e' in the sentence.
3

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.
0

Sentence: 'a man and a woman surrounded by people'. How many words contain the letter 'h' in the sentence.

0