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 brown cow walking down a sidewalk near a forest'. How many words end with the letter 'w' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a red and yellow bus next to some bikes'. How many words end with the letter 's' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a stove that has a pan on top'. How many words end with the letter 's' in the sentence.

Ex Output:

1