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 large number of black cattle in a green grassy pasture'. How many words end with the letter 'e' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'set table with an uncut cake and wine glasses sitting on it'. How many words end with the letter 'n' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'group of sheep grazing in a field of grass in a pen'. How many words end with the letter 'n' in the sentence.

Ex Output:

3