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 handmade raft holds three people in front of a dock'. How many words end with the letter 'n' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a shiny elephant is walking through dirt piles'. How many words end with the letter 'h' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a young boy puts together a kite on the floor'. How many words end with the letter 'a' in the sentence.

Ex Output:

2