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

Input: Consider Input: Sentence: 'a white pickup truck thats parked on the corner of an intersection'. How many words contain the letter 'v' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a bus station full of people walking on the side walk'. How many words contain the letter 'q' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a dock on the ocean with several fishing boats'. How many words contain the letter 'x' in the sentence.


Output: 0