| # | Problem | Pass Rate | Owner | |
|---|---|---|---|---|
| 4006 | Synnerg Lifeform | No submission | boss | |
| 4005 | Buy Your House |
|
boss | |
| 4004 | Hexagonal Sticks |
|
boss | |
| 4003 | Your Ways |
|
boss | |
| 4002 | Rating Hazard |
|
boss | |
| 4001 | Incircles Again |
|
boss | |
| 4000 | Airplane Parking |
|
boss | |
| 3576 | Airport | No submission | boss | |
| 3575 | KGold | No submission | boss | |
| 3574 | Finding Feasible Paths | No submission | boss | |
| 3573 | Robot Arm Planning | No submission | boss | |
| 3572 | Finding Bottleneck Shorstet Paths | No submission | boss | |
| 3571 | Register Allocation | No submission | boss | |
| 3570 | Probability Computation | No submission | boss | |
| 3569 | City Travel | No submission | boss |