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 small group of kids wear black pants and tennis shoes they stand on or hold their skateboards'. How many words end with the letter 'k' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a bird sitting on the branch of a tree near leaves'. How many words end with the letter 'e' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a zebra that is standing in the grass'. How many words end with the letter 's' in the sentence.


Output: 2