
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
The residents of Madbury decided to surround the monument adorning their town with elegant columns. It turned out that if the columns are placed 10 cm apart, 150 columns are not enough, but if they are placed 30 cm apart, 70 columns remain. How many columns were there?

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