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

Input: Consider Input: Sentence: 'a sign reading butt street on the corner of a building with a no parking sign below it'. How many words contain the letter 'h' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a man holding a frisbee above a crowd of young men'. How many words contain the letter 'i' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a hairdryer sits on the edge of the bathroom sink'. How many words contain the letter 'e' in the sentence.


Output: 4