
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
In a sequence, 100 non-zero numbers are written. Each number, except for the first and the last, is equal to the product of its two neighboring numbers. The first number is 2018. Find the last number in this sequence.

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