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.
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Question: Title: The Balance Beam. Sentence 1: Lisa loved gymnastics. Sentence 2: The balance beam was her favorite event. Sentence 3: She practiced her turns and flips. Sentence 4: Her teammates were all so happy! Sentence 5: In the competition, she got a perfect score on the beam.

Answer: 54

Question: Title: Replacing a Light-Bulb. Sentence 1: Charles got a good deal and bought it. Sentence 2: He didn't realize there were so many options. Sentence 3: He asked a worker about the different kinds. Sentence 4: The worker told him the differences and helped him select an option. Sentence 5: Charles was buying a replacement light bulb at the store.

Answer: 15

Question: Title: Melted. Sentence 1: Anna's husband Joe stopped for ice cream after work. Sentence 2: He brought Anna a milk shake. Sentence 3: But Anna was still happy he'd remembered her! Sentence 4: Joe apologized for the watery shake. Sentence 5: But the ten minutes in the car had melted it!

Answer:
53