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 van sits outside of a white building'. How many words end with the letter 'f' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a man is in deep conversation holding his phone'. How many words end with the letter 's' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a wooden table with an umbrella over it'. How many words end with the letter 'n' in the sentence.


Output: 2