
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
Given that Class 1 of Senior Year 3 has 52 students, a sample of size 4 is drawn using the systematic sampling method, and students numbered 5, 31, and 44 are in the sample, determine the number of the remaining student in the sample.

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