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: Tree House. Sentence 1: Sam went to the store yesterday and bought some wood. Sentence 2: When he finally let us see his project we were amazed. Sentence 3: He worked in his backyard all day. Sentence 4: He would not tell us what he was building. Sentence 5: Sam built the best tree house I have ever seen.
Example Output: 24

Example Input: Title: The Proposal. Sentence 1: A girl in the audience thought he was sweet and gave him her number. Sentence 2: He signed up and chose their special song to perform. Sentence 3: When it was his turn, he took the stage and proposed to her. Sentence 4: She was embarrassed and turned him down. Sentence 5: Barry wanted to propose to his girlfriend in a memorable way.
Example Output: 15

Example Input: Title: Food truck. Sentence 1: Mallory decided to go to a food truck festival with friends. Sentence 2: They had a delicious dinner at the local pizzeria instead. Sentence 3: Sadly neither of the trucks had anything they wanted. Sentence 4: So Mallory and her friends left the disappointing festival. Sentence 5: When Mallory got there she saw only two trucks.
Example Output:
52