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 herd of zebra standing in a dirt field'. How many words end with the letter 'a' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'two horses are standing together near a fence'. How many words end with the letter 'e' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a baseball pitcher in the middle of a pitch'. How many words end with the letter 'a' in the sentence.

Ex Output:

2