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

Input: Consider Input: Sentence: 'a young girl is brushing her teeth  in a bathroom'. How many words contain the letter 'f' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a lit street light next to a bar'. How many words contain the letter 'w' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'the boy is in batting stance to waiting'. How many words contain the letter 'h' in the sentence.


Output: 1