2009 - Stockholm Problem Index

• 1079 - A Careful Approach
• 1080 - My Bad
• 1081 - The Return of Carl
• 1082 - Conduit Packing
• 1083 - Fare and Balanced
• 1084 - Deer-Proof Fence
• 1085 - House of Cards
• 1086 - The Ministers' Major Mess
• 1087 - Struts and Springs
• 1088 - Subway Timing
• 1089 - Suffix-Replacement Grammars