2374 Fence Obstacle Course
2378 Tree Cutting
2384 Harder Sokoban Problem
2385 Apple Catching
2386 Lake Counting
2392 Space Elevator
2397 Spiderman
2411 Mondriaan's Dream
2414 Phylogenetic Trees Inherited
2430 Lazy Cows
2915 Zuma
3017 Cut the Sequence
3028 Shoot-out
3124 The Bookcase
3133 Manhattan Wiring
3345 Bribing FIPA
3375 Network Connection
3420 Quad Tiling