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

Input: Consider Input: Sentence: 'a zebra is standing in the shallow water'. How many words contain the letter 't' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'group of kids play frisbee golf in the middle of the woods'. How many words contain the letter 't' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a computer desk with a computer and a glass on it'. How many words contain the letter 'y' in the sentence.


Output: 0