You will be given a definition of a task first, then some input of the task.
In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to arrange the sentences in order to make a story that makes complete sense and is apt for the title. Indicate your answer using the number of the sentences in order, such as '34152'.

Title: Shower. Sentence 1: Anna started college rooming with two guys and two girls. Sentence 2: One day she was in the shower. Sentence 3: She vowed to lock the door from now on. Sentence 4: He left quickly, but Anna was mortified! Sentence 5: Suddenly one of her new male roommates walked in!
Output:
12543