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 young man in a beauty shop getting his hair dried'. How many words end with the letter 'n' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a person is sitting in the woods on a cell phone near a bike'. How many words end with the letter 'e' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'an elephant crosses a dirt road in front of a white truck'. How many words end with the letter 's' in the sentence.

Ex Output:

1