
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
Cut a rectangular cardboard of length 90 cm and width 42 cm into smaller squares, each with side lengths in whole centimeters and equal areas, without any leftover. What is the minimum number of squares that can be obtained, and what is the total perimeter of all these squares?

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