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

Input: Consider Input: Sentence: 'a cat is walking on a wooden deck in the snow'. How many words contain the letter 'q' in the sentence.

Output: 0

Input: Consider Input: Sentence: 'a colorful stuffed bear sits on a purple outdoor bench'. How many words contain the letter 'v' in the sentence.

Output: 0

Input: Consider Input: Sentence: 'a city street with animals and people walking down it'. How many words contain the letter 'u' in the sentence.
Output: 0