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 young man riding a skateboard down a sidewalk'. How many words end with the letter 'd' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a large plane that is behind another plane on a run way area'. How many words end with the letter 'y' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'the surfers are surfing before it starts raining'. How many words end with the letter 'g' in the sentence.

Ex Output:

2