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

Input: Consider Input: Sentence: 'a sign that shows you are entering into joshua tree national park'. How many words contain the letter 't' in the sentence.

Output: 5


Input: Consider Input: Sentence: 'a white cat sitting on a couch in a den'. How many words contain the letter 'l' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'baby elephant coming out of the brush to cross a dirt road'. How many words contain the letter 'e' in the sentence.


Output: 2