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

Ex Input:
Sentence: 'bus moving through parking lot in front of building'. How many words contain the letter 'g' in the sentence.

Ex Output:
4


Ex Input:
Sentence: 'a small plain kitchen with a white stove and microwave'. How many words contain the letter 'h' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'a group of elephants including a juvenile walk inside an enclosure'. How many words contain the letter 'q' in the sentence.

Ex Output:

0