
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
Determine all pairs \((h, s)\) of positive integers with the following property:

If one draws \(h\) horizontal lines and another \(s\) lines which satisfy

(i) they are not horizontal,

(ii) no two of them are parallel,

(iii) no three of the \(h+s\) lines are concurrent,

then the number of regions formed by these \(h+s\) lines is 1992.

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