
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
Preventing and controlling myopia in children and adolescents is a widely concerned issue in society, and visual acuity can be measured using a visual acuity chart. Visual acuity data is usually recorded using the five-point recording method and the decimal recording method. The data $L$ of the five-point recording method and the data $V$ of the decimal recording method satisfy $L=5+\lg V$. It is known that a student's visual acuity data in decimal recording method is $0.8$. Then, the student's visual acuity data in the five-point recording method is ______ (round the result to $0.1$). (Reference data: $\lg 2\approx 0.30$)

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