
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
I have 6 books on a shelf, three of which are identical copies of the same science book, and the other three books are all different from each other and from the science books. In how many ways can I arrange these books?

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