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

Input: Consider Input: Sentence: 'two males and a drink a laptop and a cellphone'. How many words contain the letter 'b' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'there is a plate if food with broccoli fish and a baked potato'. How many words contain the letter 'k' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'sheep with full coats of wool grazing in a very lush green field'. How many words contain the letter 'h' in the sentence.


Output: 3