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 swings his racket and hits a tennis ball'. How many words end with the letter 'n' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a bird hunts for bugs in the tall grass'. How many words end with the letter 's' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'five people on skis standing on the snow together'. How many words end with the letter 'g' in the sentence.

Ex Output:

1