
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
Wang Tao adds consecutive natural numbers \(1, 2, 3, \cdots\) one by one until a certain natural number, and, due to missing out one number during his calculations, ends up with an incorrect result of 2012. What is the number that he missed adding?

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