
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 person climbs a staircase of 10 steps. They can take a step of 1 step, called a first-order step; they can also take a step of 2 steps, called a second-order step; and at most, they can take a step of 3 steps, called a third-order step. If they take a total of 6 steps, and any two adjacent steps are of different orders, determine the number of all possible different processes for this person.

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