
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
All the telephone numbers in Georgetown have six digits and each of them begins with the digits 81. Kate finds a scrap of paper with part of Jenny's telephone number on it. How many different possibilities are there for Jenny's telephone number?

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