
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
There are 30 chairs in a row. Occasionally, a person comes and sits on one of the free chairs. When this happens, one of their neighbors (if any) stands up and leaves. What is the maximum number of chairs that can be occupied if initially all the chairs are free?

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