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

Input: Consider Input: Sentence: 'a toilet and long handled plunger in a cleaned bathroom'. How many words contain the letter 'i' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'an image of a person holding a blunt object is rendered in red and blue tones'. How many words contain the letter 'x' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'water is running in one of the facets of this double sink'. How many words contain the letter 'c' in the sentence.


Output: 1