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: 'people outside of a cable fence looking at an elephant'. How many words end with the letter 'f' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a woman surfer smiles as she rides the waves'. How many words end with the letter 'e' in the sentence.


Output: 2