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: 'many people are outside celebrating on a sunny day'. How many words end with the letter 'n' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a yellow weathered sign points down the street of a location as motorcycles are parked across the street'. How many words end with the letter 'a' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a horse that is in some grass by a shed'. How many words end with the letter 'n' in the sentence.

Ex Output:

1