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

Input: Consider Input: Sentence: 'a keyboard on a table with a toothbrush a book some sunglasses and coffee'. How many words contain the letter 'e' in the sentence.

Output: 5

Input: Consider Input: Sentence: 'a clock in the middle of a building'. How many words contain the letter 'x' in the sentence.

Output: 0

Input: Consider Input: Sentence: 'the giraffe is posing for the picture near the wooded area'. How many words contain the letter 'l' in the sentence.
Output: 0