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 person riding a bike on a city street near a clock tower'. How many words end with the letter 'n' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a bird flying in front of a passenger jet in a blue cloud filled sky'. How many words end with the letter 'n' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'someone is holding a container of garlic mayo near his sandwich'. How many words end with the letter 's' in the sentence.


Output: 2