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

Input: Consider Input: Sentence: 'a horse that has a car behind it in the street'. How many words contain the letter 'j' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a young boy holds a baseball bat while a man stands next to him'. How many words contain the letter 'p' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a short passenger train travels down train tracks'. How many words contain the letter 'm' in the sentence.


Output: 0