In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to determine which two sentences need to be swapped sentences in order to make a story that makes complete sense and is befittingly titled. Indicate your answer using the numbers of the two sentences in order, such as '34' or '25'. The first digit refers to the sentence which should come first in the story.

Ex Input:
Title: Working OUt. Sentence 1: Eventually he decided to work out. Sentence 2: He got depressed and gained weight. Sentence 3: Tim's girlfriend dumped him. Sentence 4: It helped him lose weight and feel better. Sentence 5: Tim continued to work out and be healthy.

Ex Output:
13

Ex Input:
Title: The Balance Beam. Sentence 1: Lisa loved gymnastics. Sentence 2: The balance beam was her favorite event. Sentence 3: She practiced her turns and flips. Sentence 4: Her teammates were all so happy! Sentence 5: In the competition, she got a perfect score on the beam.

Ex Output:
54

Ex Input:
Title: Toothache. Sentence 1: She made a different appointment with a dentist shortly after. Sentence 2: She had an appointment the next day with her dermatologist. Sentence 3: That night she experienced massive pain in her lower jaw. Sentence 4: Karen had to cancel the appointment she had made with her doctor. Sentence 5: Karen was dealing with a small skin infection one week.

Ex Output:
15