
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
Vasya thought of three different digits, none of which are zero. Petya wrote down all possible two-digit numbers that use only these digits in their decimal representation. The sum of the numbers written is 231. Find the digits thought of by Vasya.

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