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

Input: Consider Input: Sentence: 'two motorcycle riders pose with motorcycles in front of a brick building'. How many words contain the letter 'c' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'man running to catch a frisbee in a springtime park'. How many words contain the letter 'j' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a train that is driving by on a hill side'. How many words contain the letter 'p' in the sentence.


Output: 0