
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
On an infinite line, one half-line is filled with stones. Nathanaël is playing solitaire: if there are three consecutive positions where the first two have a stone and the third does not, he can remove the two stones and place one stone in the third position.

By successively applying these operations, what is the furthest point on the line that can be reached?

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