
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
John's car registration number consists of six digits and his apartment number consists of three digits. Both have the same sum of digits. If John’s car registration number is 834205, what is the largest possible value of his apartment number?

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