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9 Round Spiral. Round 4. Step 12.
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July 4, 2013 at 6:00 AM (UTC)
9 Round Spiral. Round 4. Step 12.
Upsolve
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Jul 4, 2013
Ended 12 years ago
Unknown
1
day
14
Problems
Start time
July 4, 2013 at 6:00 AM (UTC)
End time
July 5, 2013 at 6:00 AM (UTC)
Format
IOI, 14 problems, 1 day
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