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: Stuck Saul. Sentence 1: The doors closed and the elevator started to move. Sentence 2: Saul got into the elevator at his office building. Sentence 3: Saul became anxious when the elevator stopped between floors. Sentence 4: He had to use the emergency phone to call for help. Sentence 5: The building manager got the elevator running again.

Ex Output:
12

Ex Input:
Title: Exotic Soup. Sentence 1: While there, Dan decided to try some of the island cuisine. Sentence 2: Dan recently visited the country of Haiti. Sentence 3: At a restaurant, Dan saw Bull foot soup on the menu. Sentence 4: Dan decided to try the soup. Sentence 5: Dan was presently surprised with how much he loved the exotic soup.

Ex Output:
12

Ex Input:
Title: A Petty Theft. Sentence 1: Serena was working for an old woman. Sentence 2: She only took small things, but it was still a big deal to her. Sentence 3: The woman was so old she wouldn't notice Serena stealing things. Sentence 4: She mostly made her meals and kept her company. Sentence 5: Unfortunately, her bosses daughter caught her and Serena went to jail.

Ex Output:
24