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

Sentence: 'a group of people dressed professionally outside'. How many words contain the letter 'j' in the sentence.
0

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

Sentence: 'this is a picture of three kids skiing'. How many words contain the letter 'e' in the sentence.

2