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 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 large number of black cattle in a green grassy pasture'. How many words end with the letter 'e' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a group of flowers sitting in a vace on top of the counter'. How many words end with the letter 'f' in the sentence.


Output: 2