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

Input: Consider Input: Sentence: 'a man sitting holding a drink with pizzas on the table'. How many words contain the letter 'k' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'some soldiers cutting into a big sheet cake on a table'. How many words contain the letter 'c' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a woman sitting in a chair next to a tea table in the woods'. How many words contain the letter 'i' in the sentence.


Output: 4