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

Input: Consider Input: Sentence: 'a panthers football player holding a baseball bat and basketball'. How many words contain the letter 'y' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a crowd of people walking around a city street'. How many words contain the letter 'p' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'there is a cat stretching out on a blanket'. How many words contain the letter 'c' in the sentence.


Output: 2