
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
There are 2015 equally spaced flags around a circular track. A and B start running from the same flag at the same time and in the same direction. When A and B return to the starting point together, A has completed 23 laps and B has completed 13 laps. Excluding the starting point, how many times does A catch up with B exactly at a flag position?

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