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

Input: Consider Input: Sentence: 'a man sitting holding a drink with pizzas on the table'. How many words contain the letter 'k' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a pair of people swimming out to sea on some surfboards'. How many words contain the letter 'j' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'this youngster is barely tall enough to reach the meter'. How many words contain the letter 'n' in the sentence.


Output: 2