Given the task definition and input, reply with output. 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.

Title: Cheap Headphones. Sentence 1: After a week, one side of the headphones stopped working. Sentence 2: Buy cheap headphones at the bargain bin won him over. Sentence 3: Will went to an electronics store to buy good quality headphones. Sentence 4: And it was a hassle trying to return them. Sentence 5: Will decided to buy the high quality headphones he initially wanted.
31