
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
An artist has 20 cubes, each with an edge of 1 meter. He arranges them on the ground to form a four-layer sculpture. The top layer has 1 cube, the second layer has 4 cubes, the third layer has 9 cubes, and the bottom layer has 6 cubes, forming a rectangular base. Calculate the total exposed surface area of the sculpture.

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