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

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

Output: 5


Input: Consider Input: Sentence: 'a woman bent down on the street holding her umbrella'. How many words contain the letter 'x' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a cat sitting on top of a white counter next to a sink'. How many words contain the letter 'h' in the sentence.


Output: 1