In this task, you need to count the number of words in a sentence that end with the given letter. Answer with numbers and not words.

Input: Consider Input: Sentence: 'his is a restaurant with workers preparing food'. How many words end with the letter 'a' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a sign on a pole is displayed on a road'. How many words end with the letter 'a' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a person on some skis in the snow'. How many words end with the letter 'w' in the sentence.


Output: 1