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 male tennis player in a yellow shirt is playing tennis'. How many words end with the letter 's' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'a wild bear walking over some logs in the forest'. How many words end with the letter 'n' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a dog jumps in the air to catch a frisbee'. How many words end with the letter 'e' in the sentence.

Ex Output:

2