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: 'people waiting for the arrival of their luggage in an airport'. How many words end with the letter 'l' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'the group of people are getting their suitcases together'. How many words end with the letter 'f' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a large tall tower with a clock on top'. How many words end with the letter 'a' in the sentence.


Output: 2