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.

Ex Input:
Sentence: 'a tomato and an apple sitting on a table'. How many words end with the letter 'n' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'arms and hands holding onto the bars of a bicycle'. How many words end with the letter 's' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'a very long train parked by some train tracks'. How many words end with the letter 'y' in the sentence.

Ex Output:

2