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

Input: Consider Input: Sentence: 'an airplane in the sky trailing condensation'. How many words contain the letter 'p' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'three people that are looking at a monitor on the left side of the photo'. How many words contain the letter 'd' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a cake depicts a laptop mouse and latte'. How many words contain the letter 'f' in the sentence.


Output: 0