
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
A snail climbs up a dry well. It climbs 110 cm during the day and slides down 40 cm at night. If it wants to reach the top of the well during the day on the fifth day, the well must be at least ______ cm deep.

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