
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
Consider the 16 integers from $-8$ to $7$, inclusive, arranged to form a 4-by-4 square. What is the value of the common sum of the numbers in each row, the numbers in each column, and the numbers along each of the main diagonals?

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