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 dog running behind three sheep in an open field'. How many words end with the letter 'n' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'a man riding a bike in a city at night'. How many words end with the letter 'g' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a room has a bed with a window and curtain and television'. How many words end with the letter 'd' in the sentence.

Ex Output:

3