
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
1. Use the Euclidean algorithm to find the greatest common divisor (GCD) of 225 and 135.
2. Use the method of successive subtraction to find the GCD of 72 and 168.
3. Convert $11011_{(2)}$ to decimal.

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