
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
On a certain day, the lowest temperature in Beijing was $-10^{\circ}\mathrm{C}$, and the lowest temperature in Hangzhou was $-1^{\circ}\mathrm{C}$. Given the temperature difference between these two cities, find the difference in temperature in degrees Celsius.

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