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 pair of skiers stare into the trees'. How many words end with the letter 'o' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'looking out from the ruins of a building to dogs in a courtyard'. How many words end with the letter 'm' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a man on a snowboard rides on the snow'. How many words end with the letter 'a' in the sentence.


Output: 2