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: 'the elderly person wearing a cap is smiling'. How many words end with the letter 's' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a bearded man showing a horse to women in a horse stall'. How many words end with the letter 'a' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a man on a motor bike on a city street'. How many words end with the letter 'a' in the sentence.


Output: 3