• February 29th, 2012: Online confirmation of participation
  • April 30th, 2012: Online registration of (deputy) leader, single rooms and observers (if applicable)
  • May 4th, 2012: Receipt of problem proposals
  • May 30th, 2012: Online registration of contestants. Payment of the charges for single rooms and observers in cleared funds
  • June 15th, 2012: online registration of all travel details
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