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: 'a  middle aged man in a field tossing a frisbee'. How many words end with the letter 'd' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a glazed donut sits on a plate inbetween a fork and a knife'. How many words end with the letter 'k' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'i man on a boogie board wears flippers as he rides a wave'. How many words end with the letter 's' in the sentence.


Output: 4