
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
Xiaomeng is reading a storybook. On the first day, she reads 12 pages. Starting from the second day, she reads 1 more page each day than the previous day. On the last day, she reads 26 pages and finishes the book. How many pages are there in the entire storybook?

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