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

Input: Consider Input: Sentence: 'a black and white photo of a very crowded tropical beach'. How many words contain the letter 'p' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a road cut off by police barricade tape'. How many words contain the letter 'x' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a group of brown cows standing on top of a lush green field'. How many words contain the letter 'h' in the sentence.


Output: 1