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 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: High. Sentence 1: She performed expectations very diligently. Sentence 2: She was terrified of losing the contract. Sentence 3: The payment at stake was very high. Sentence 4: She double checked her work. Sentence 5: She turned the secret project in an hour early, happy but exhausted.
Output:
13