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 man is swinging the tennis racket at the ball'. How many words end with the letter 'e' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'a bathroom with a blue dustpan and broom on the floor'. How many words end with the letter 'e' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a man is standing on the beach by a log and a pickup truck'. How many words end with the letter 'n' in the sentence.

Ex Output:

2