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

Sentence: 'the jet is flying through the sky during the day'. How many words contain the letter 'i' in the sentence.
3

Sentence: 'a small child next to a bunch of bananas and an orange'. How many words contain the letter 'p' in the sentence.
0

Sentence: 'a double decker bus traveling down a city road'. How many words contain the letter 'a' in the sentence.

4