Detailed Instructions: In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to arrange the sentences in order to make a story that makes complete sense and is apt for the title. Indicate your answer using the number of the sentences in order, such as '34152'.
Q: Title: Zipper. Sentence 1: One day the zipper broke. Sentence 2: It needed to be repaired. Sentence 3: Tom had a backpack he loved. Sentence 4: Tom took it to be repaired. Sentence 5: He used the backpack for everything.
A:
35124