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

Input: Consider Input: Sentence: 'two stuffed pandas near a small shack near a body of water'. How many words contain the letter 'g' in the sentence.

Output: 0

Input: Consider Input: Sentence: 'dental personnel in dentist office standing in front of a computer screen'. How many words contain the letter 'w' in the sentence.

Output: 0

Input: Consider Input: Sentence: 'a stop sign that is in the middle of a road'. How many words contain the letter 'm' in the sentence.
Output: 1