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

Input: Consider Input: Sentence: 'a grey cat sitting in a metal kitchen sink next to cans of soda'. How many words contain the letter 't' in the sentence.

Output: 6


Input: Consider Input: Sentence: 'a zebra standing still in the grass near a tree'. How many words contain the letter 'w' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a man and woman with santa hats on while walking down a street'. How many words contain the letter 'y' in the sentence.


Output: 0