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The five for a week 5
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October 12, 2009 at 8:30 AM (UTC)

The five for a week 5

Upsolve
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Oct 12, 2009
Ended 15 years ago
Unknown
5.5
days
5
Problems
Start time
October 12, 2009 at 8:30 AM (UTC)
End time
October 17, 2009 at 9:00 PM (UTC)
Format
IOI, 5 problems, 5.521 days
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