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

Input: Consider Input: Sentence: 'a person standing in the kitchen with an object in hand'. How many words contain the letter 't' in the sentence.

Output: 5


Input: Consider Input: Sentence: 'a man holding a frisbee above a crowd of young men'. How many words contain the letter 'i' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'man and small boy on a sled on the ice and holding an umbrella'. How many words contain the letter 'e' in the sentence.


Output: 4