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.

Example Input: Title: The Package. Sentence 1: Carla was going to the post office. Sentence 2: She decided to walk there. Sentence 3: Carla checked with the clerk for her mail. Sentence 4: Carla left and returned in her car for the package. Sentence 5: She had a huge package waiting for her.
Example Output: 54

Example Input: Title: Flu Season. Sentence 1: Tim worked at a large office. Sentence 2: During flu season a lot of people got sick. Sentence 3: He was out of work for almost a week. Sentence 4: Tim eventually caught the flu because of it. Sentence 5: Most refused to take any days off.
Example Output: 53

Example Input: Title: Improving Grades. Sentence 1: Lacy's daughter had been making bad grades. Sentence 2: Her daughter spent more time doing her homework. Sentence 3: She didn't let her daughter watch TV. Sentence 4: Lacy decided to punish her daughter. Sentence 5: Lacy's daughter improved her grades.
Example Output:
24