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 group of people are standing outside while one holds an open umbrella'. How many words end with the letter 'n' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a group of people riding skis up to a cabin'. How many words end with the letter 'a' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'longhorned cattle stand outside a small white church near a fruit vendor'. How many words end with the letter 'r' in the sentence.


Output: 2