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 young man swings his tennis racket on the court'. How many words end with the letter 's' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'an over head view of two people walking one is carrying a surf board'. How many words end with the letter 'd' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'some white sheep are in a brown pen'. How many words end with the letter 'a' in the sentence.


Output: 1