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

Input: Consider Input: Sentence: 'individuals are up and doing something fun today'. How many words contain the letter 'p' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a view from a plane window near a large snowy peak'. How many words contain the letter 'u' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a stop sign with dont believing written on it'. How many words contain the letter 'c' in the sentence.


Output: 0