
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
It is known that three people, A, B, and C, form an expedition team. Each member can carry enough water and food for themselves to survive in the desert for 36 days. The plan is to travel 30 kilometers into the desert each day. Each person can give some of their water and food to the others and then return alone. If member A cooperates with the other two, and it is required that all three can safely return, then the furthest A can go into the desert is ______ kilometers.

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