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

Input: Consider Input: Sentence: 'a hotdog is in a bun covered in cheese'. How many words contain the letter 'q' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a black and white photo of a large clock on a building'. How many words contain the letter 't' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a skateboarder is riding a half pipe at a skate park'. How many words contain the letter 'z' in the sentence.


Output: 0