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: 'some people standing around one man is wearing a tie'. How many words end with the letter 'a' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'the cat is hiding on the shelf in the closet'. How many words end with the letter 'n' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a teddy bear is sitting alone in a window'. How many words end with the letter 'a' in the sentence.


Output: 2