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

Input: Consider Input: Sentence: 'the noodle salad has many spices in it'. How many words contain the letter 'v' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a person resting on a bench outside a furniture store'. How many words contain the letter 'e' in the sentence.

Output: 6


Input: Consider Input: Sentence: 'a man is riding a board on the water'. How many words contain the letter 'a' in the sentence.


Output: 5