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

Input: Consider Input: Sentence: 'two elephants in the water in front of a waterfall'. How many words contain the letter 'x' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a water fountain sitting in the middle of a bathroom'. How many words contain the letter 'h' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'there are many objects sitting on the table'. How many words contain the letter 'l' in the sentence.


Output: 1