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 group of kids are participating in a swim class'. How many words contain the letter 'l' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'the two friends are enjoying playing the video game'. How many words contain the letter 'w' in the sentence.


Output: 1