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.

Title: Babysitter trouble. Sentence 1: The babysitter Maria was asked to care of the two children. Sentence 2: She baked cookies for them and played with them. Sentence 3: Suddenly, there were noises and Maria was sure it was an intruder. Sentence 4: The police came and the intruder was nowhere to be seen. Sentence 5: She called the police and hid herself along with the children.
45