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.

Ex Input:
Title: Mysterious Hole. Sentence 1: It turned out to be an old well. Sentence 2: He found a deep hole. Sentence 3: He told his family about it. Sentence 4: They didn't let Tim play near it while they investigated. Sentence 5: Tim was playing in his backyard.

Ex Output:
51

Ex Input:
Title: Mountain climbing. Sentence 1: A few years back, my brother went mountain climbing in Utah. Sentence 2: He climbed a very tall structure over many hours. Sentence 3: He had to climb down while being very thirsty. Sentence 4: When he arrived on top, he realized he had no more water. Sentence 5: The first thing he did when he reached town was to drink water.

Ex Output:
34

Ex Input:
Title: The Mug. Sentence 1: Judy was going for a drive. Sentence 2: Judy was so mad! Sentence 3: Judy took a corner too fast. Sentence 4: The lid popped off and the coffee spilled on her. Sentence 5: She put her coffee in a travel mug.

Ex Output:
25