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 city bus with hard blue double seats'. How many words end with the letter 's' 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: 'an office with computer screens a laptop printer and other office accessories'. How many words end with the letter 'r' in the sentence.

Ex Output:

3