
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
1. Xiao Ming bought 5 books today.
2. The war in Afghanistan cost the United States $1 billion per month in 2002.
3. Relevant departments predict that in 2002, the sales of movies in DVD format will exceed those of VHS tapes for the first time, reaching $9.5 billion.
4. The human brain has 10,000,000,000 cells.
5. Xiao Hong scored 92 points on this test.
6. The Earth has more than 1.5 trillion tons of coal reserves.

Among the data above, the precise ones are, and the approximate ones are (fill in the sequence numbers).

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