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: Consider Input: Title: Mean Dog. Sentence 1: Chris was bit by a dog when he was a kid. Sentence 2: Chris's friend invited him over and he accepted. Sentence 3: Chris's friend has a dog. Sentence 4: The dog was really nice and Chris is no longer scared. Sentence 5: He was really nervous around the dog.

Output: 45

Input: Consider Input: Title: Bird lover. Sentence 1: There was a huge variety of migrant birds for him to photograph. Sentence 2: Maurice loved to observe birds in the park near his house. Sentence 3: He'd sort all the pictures and make movies about them. Sentence 4: Then he'd invite everyone to watch his movies in the park. Sentence 5: Everyone liked the experience of watching real birds and pictures.

Output: 21

Input: Consider Input: Title: A higher power.. Sentence 1: Jason had many times said he did not believe in a god. Sentence 2: Jason got really sick and found out he had cancer. Sentence 3: He sometimes tried to belittle friends for their beliefs. Sentence 4: He had this one friend that had cancer but he prayed and got better. Sentence 5: Jason was desperate so he asked that friend how to pray to God.
Output: 23