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 white motorcycle is next to a store front that says macau welcomes you'. How many words end with the letter 's' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a man and his dog are walking away from the ocean with a surfboard'. How many words end with the letter 'e' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a road sign pointing to the left with a street name on it'. How many words end with the letter 'a' in the sentence.


Output: 2