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

Sentence: 'a man walking with rolling luggage and many bags'. How many words contain the letter 'g' in the sentence.
4

Sentence: 'a long train is coming down some tracks'. How many words contain the letter 'w' in the sentence.
1

Sentence: 'a line of people waiting at a food truck'. How many words contain the letter 'u' in the sentence.

1

