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: 'three adults riding on top of an elephant swimming'. How many words end with the letter 'n' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a brick building with a couple of street signs on it'. How many words end with the letter 'k' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'there is a dog that is sticking his head out of a boat'. How many words end with the letter 't' in the sentence.


Output: 3