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 person on a surf board riding a big wave'. How many words end with the letter 'd' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a man and woman happily hug near a river'. How many words end with the letter 'y' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a group of men that are standing next to dirtbikes'. How many words end with the letter 'f' in the sentence.

Ex Output:

1