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

Example Input: Sentence: 'two hotdogs on with various toppings and a drink on a counter'. How many words contain the letter 'w' in the sentence.
Example Output: 2

Example Input: Sentence: 'an lshaped desk covered in various computers and accessories'. How many words contain the letter 'e' in the sentence.
Example Output: 5

Example Input: Sentence: 'two young children lying on a mattress on the floor'. How many words contain the letter 'd' in the sentence.
Example Output:
1