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: Days of the Week. Sentence 1: Today my daughter posted an Instagram video. Sentence 2: My daughter laughed in the video. Sentence 3: After Saturday, S forgot the day. Sentence 4: So she said another Saturday. Sentence 5: It showed her 2 year old daughter S reciting the days of the week.

Ex Output:
25

Ex Input:
Title: New shirt. Sentence 1: Johnny needed a new shirt. Sentence 2: He did not have enough money to buy one. Sentence 3: He ended up being able to buy two shirts. Sentence 4: He decided to go to a discount store. Sentence 5: Johnny was happy with his bargain shopping.

Ex Output:
34

Ex Input:
Title: The Batteries. Sentence 1: She played with it for hours and hours. Sentence 2: Cindy had a new toy. Sentence 3: Finally, the stopped working. Sentence 4: The batteries were dead! Sentence 5: She pulled batteries out of her other toys and put them in the new one.

Ex Output:
21