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: Lights. Sentence 1: The walls are lit up. Sentence 2: There is a swirl of colors. Sentence 3: This is at the Detroit airport. Sentence 4: It is like the twilight zone. Sentence 5: You have to go underground between terminals.

Ex Output:
53

Ex Input:
Title: Flooding. Sentence 1: It had been raining for days. Sentence 2: They were not sure where to even start cleanup. Sentence 3: They were stranding and their houses were destroyed. Sentence 4: The people in the state were faced with flooding. Sentence 5: Luckily local communities came to their aid to help with efforts.

Ex Output:
24

Ex Input:
Title: Dentist. Sentence 1: Rich had not been to the dentist in a long time. Sentence 2: He found out he had a cavity and needed a tooth pulled. Sentence 3: Rich was very worried about going to the dentist. Sentence 4: His wife scheduled him an appointment. Sentence 5: Rich is now nervous about his next appointment.

Ex Output:
42