
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
Given that there are 3000 even numbers and 3000 odd numbers, calculate the difference between the sum of the first 3000 even numbers and the sum of the first 3000 odd numbers.

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