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

Input: Consider Input: Sentence: 'a plastic container filled with pastry balls sitting on a counter'. How many words contain the letter 'q' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'people in different boats rowing around a lake'. How many words contain the letter 'b' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a man swinging for a ball on a tennis serve'. How many words contain the letter 'q' in the sentence.


Output: 0