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

Input: Consider Input: Sentence: 'snow boarder in midflight inverted with a steep snowy slope in the background'. How many words contain the letter 'j' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a van follows behind a bus on a rural road'. How many words contain the letter 'q' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a boy on a skateboard is jumping over a red obstacle'. How many words contain the letter 'c' in the sentence.


Output: 1