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 man on a tennis court  holding a racket'. How many words end with the letter 'n' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a woman on a surfboard in the water with other people standing on nearby ledge looking on'. How many words end with the letter 'a' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'the plate has a variety of vegetables in it'. How many words end with the letter 'a' in the sentence.

Ex Output:

1