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: Written Exam. Sentence 1: Hoodie's general education class had a big exam coming up. Sentence 2: Hodie bought a bubble sheet from a nearby shop. Sentence 3: The professor told everyone to bring a formal exam paper. Sentence 4: On the day of the test Hodie realized it was a written exam. Sentence 5: He bought the wrong paper and had to write his exam in its margins.

Answer: 23

Question: Title: What's in a name. Sentence 1: Bella was pretty ugly and chubby. Sentence 2: She hated her name and how people thought she should be pretty. Sentence 3: She changed her name to Gertrude and everyone left her alone. Sentence 4: But people kept thinking that she should be pretty anyway. Sentence 5: She intentionally made herself uglier by not washing her hair.

Answer: 53

Question: Title: Grubbs. Sentence 1: Grubbs employed never before seen strategies to confuse his enemies. Sentence 2: He challenged the reigning champions at a match of 6vs6. Sentence 3: Grubbs Gravy was a strat caller for his FPS team. Sentence 4: So good were his strats that he landed a contract with a pro team. Sentence 5: Now Grubbs battles for cash on the daily.

Answer:
13