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 tennis player in a red shirt is serving the ball'. How many words end with the letter 'r' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a wine bottle and two glasses on a counter'. How many words end with the letter 's' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a man playing baseball on a television set'. How many words end with the letter 'l' in the sentence.


Output: 1