
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 following statements: ① The number whose opposite is equal to itself is $0$, ② The reciprocal of a number is $1$ and $-1$, ③ The reciprocal of a number less than $-1$ is greater than the number itself, ④ The reciprocal of a number greater than $1$ is less than the number itself, ⑤ There exists a smallest positive integer, the correct ones are ______.

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