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: 'this bathroom has a washing machine in it'. How many words end with the letter 'a' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a living room filled with furniture and a purple couch under a window'. How many words end with the letter 'h' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a white microwave oven sitting on top of a pier'. How many words end with the letter 'a' in the sentence.

Ex Output:

2