
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
Volodya wrote two numbers on the board. The third number is equal to the sum of the first two, the fourth number is the sum of the third and second, and so on. Then Volodya informed Sasha of the sum of six consecutive numbers, starting from some number on the board. Sasha, upon learning the sum, immediately determined one of the written numbers. Which number did Sasha determine?

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