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

Input: Consider Input: Sentence: 'a large dog curls up on the pillow on a bunk bed'. How many words contain the letter 't' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a giraffe grazing in pen next to a tree trunk'. How many words contain the letter 'v' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a man is on a horse in a field'. How many words contain the letter 'h' in the sentence.


Output: 1