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 smart phone sitting on a cloth next to a battery hooked up to another device'. How many words end with the letter 'a' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a woman cutting into a cake with a man standing behind her'. How many words end with the letter 'a' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a man laying his ski equipment out on the snow'. How many words end with the letter 'n' in the sentence.


Output: 2