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

Input: Consider Input: Sentence: 'a man sleeping on a park bench then a woman looks at another man with a newspaper over his face on another park bench'. How many words contain the letter 't' in the sentence.

Output: 5


Input: Consider Input: Sentence: 'an old motorcycle with the seat missing parked in a garage with other parts and motorcycles'. How many words contain the letter 'r' in the sentence.

Output: 6


Input: Consider Input: Sentence: 'a view of a bedroom with a cat sitting on the bed'. How many words contain the letter 'v' in the sentence.


Output: 1