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 yellow earth mover sits in the field in front of the pole'. How many words end with the letter 'n' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a woman talking on a cell phone in front of another woman'. How many words end with the letter 'l' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'narrow stairs going down into a korean retail store'. How many words end with the letter 'e' in the sentence.

Ex Output:

1