Definition: 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.
Input: Title: Leather. Sentence 1: Kate wanted to buy a new jacket. Sentence 2: At the store she saw one she liked. Sentence 3: She decided she would save up and return to buy the jacket. Sentence 4: If she overspent she would need to sacrifice other things. Sentence 5: But it was more than she wanted to spend.
Output:
53