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 getting ready to server the ball'. How many words end with the letter 'o' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'people waiting for the arrival of their luggage in an airport'. How many words end with the letter 'l' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a giraffe snuggling with another giraffe in a field'. How many words end with the letter 'n' in the sentence.

Ex Output:

1