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 bunch of birds that are sitting on steps'. How many words end with the letter 'g' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a hand is holding a pack of japanese donuts'. How many words end with the letter 's' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'very long coney dog on a long buffet table in a ball room'. How many words end with the letter 'y' in the sentence.

Ex Output:

2