
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 high school senior grade consists of six classes. Now, four students are transferring from other places and need to be arranged into two of these classes, with two students per class. Calculate the number of different arrangement plans.

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