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

Input: Consider Input: Sentence: 'a toilet and long handled plunger in a cleaned bathroom'. How many words contain the letter 'i' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a commuter train near a platform with no one on it'. How many words contain the letter 'z' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'two people with surfboards on an empty beach'. How many words contain the letter 'h' in the sentence.


Output: 2