
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
Observing the following expressions $2^{1}=2$, $2^{2}=4$, $2^{3}=8$, $2^{4}=16$, $2^{5}=32$, $2^{6}=64$, $\ldots $, according to the pattern in the above expressions, what do you think is the last digit of $2^{2023}$?

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