
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
Fill in the appropriate numbers in the brackets (only fill in the numbers).<br/>①$\frac{7}{3}$；②$1$；③$0$；④$-1.4$；⑤$\frac{π}{2}$；⑥$0.1010010001$；⑦$-9$.<br/>Positive numbers: $\{ \_\_\_\_\_\_\ldots \}$;<br/>Fractions: $\{ \_\_\_\_\_\_\ldots \}$.

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