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

Input: Consider Input: Sentence: 'guys in a living room playing a wii bowling game'. How many words contain the letter 'c' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a mother zebra standing next to a baby zebra'. How many words contain the letter 'e' in the sentence.

Output: 4


Input: Consider Input: Sentence: 'a computer sits on a desk with many windows open'. How many words contain the letter 'f' in the sentence.


Output: 0