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12 to 12 in 2012
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December 31, 2012 at 12:00 PM (UTC)

12 to 12 in 2012

Upsolve
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Dec 31, 2012
Ended 12 years ago
Unknown
12
hours
12
Problems
Start time
December 31, 2012 at 12:00 PM (UTC)
End time
January 1, 2013 at 12:01 AM (UTC)
Format
IOI, 12 problems, 12.017 hours
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