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: 'the side of a chartered bus painted with a red horse'. How many words end with the letter 'a' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'white bath tub with towel hanging over the side'. How many words end with the letter 'h' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a boy with his hands up sitting next to another boy with pizza and a drink sitting in the grass'. How many words end with the letter 'n' in the sentence.

Ex Output:

1