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: 'two people are leaning against a motor coach'. How many words end with the letter 'r' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a group of horses standing and laying in a grassy field'. How many words end with the letter 'f' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a stopped train at a train crossing with people crossing the tracks'. How many words end with the letter 'a' in the sentence.


Output: 2