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

Input: Consider Input: Sentence: 'five sheep out in an open field eating straw'. How many words contain the letter 'd' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a batter sings his bat at a baseball game'. How many words contain the letter 'h' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'an orange fire hydrant sitting at the side of the street'. How many words contain the letter 'd' in the sentence.


Output: 2