
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
Seven students of different heights stand in a row. The tallest student is required to stand in the middle with the remaining students ordered in decreasing height towards both the left and the right, and find the total number of distinct arrangements.

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