
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
In a new race setup, all runners must start at point A, touch any part of the 1500-meter wall, and stop at point B. Point A is 400 meters vertically from the wall, and point B is 600 meters above the wall and 150 meters horizontally to the right of point A. Determine the minimum distance a participant must run, rounded to the nearest meter.

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