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  middle aged man in a field tossing a frisbee'. How many words end with the letter 'd' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a travel bus on a street in a tropical town'. How many words end with the letter 'n' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a row of umbrellas and chairs in the sand with birds flying over'. How many words end with the letter 's' in the sentence.


Output: 3