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: Back to school shopping. Sentence 1: Heather needed to go back to school shopping for her children. Sentence 2: She doesn't get out of the house much because she doesn't drive. Sentence 3: She found some really good deals shopping online. Sentence 4: Heather decided to start looking at online sales. Sentence 5: Because of the good deals she got her shopping all done.
Output:
34