
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
On a bookshelf, there are 30 volumes of an encyclopedia arranged in some order. In one operation, you are allowed to swap any two neighboring volumes. What is the minimum number of operations required to guarantee that all the volumes are arranged in the correct order (from the first to the thirtieth from left to right), regardless of the initial arrangement?

Present the answer in LaTex format: \boxed{Your answer}
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