
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
Three people, A, B, and C, enter the elevator on the first floor. Find the number of all possible situations in which exactly one person wants to get off at the 6th floor, and A does not get off on the 2nd floor.

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