
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
Masha and Olya bought many identical pens for the new school year. It is known that one pen costs an integer number of rubles greater than 10. Masha bought pens for exactly 357 rubles, and Olya bought pens for exactly 441 rubles. How many pens did they buy in total?

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