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 large white flower sitting on a wooden table'. How many words end with the letter 'a' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a black and white image of a boy on his laptop with headphones'. How many words end with the letter 'a' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a variety of animals including a giraffe zebras and deer in a field'. How many words end with the letter 's' in the sentence.

Ex Output:

2