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Official 256-bit seeds are generated once and kept on the server in .judge/seeds-v2-30.json. Keep this file to retain the same tasks across restarts.
Generate your own case: python3 generator.py --case 0 --seed 0123456789abcdef
Suite: —. Changing seeds, judge code, or CPython version creates a new suite.
Use Test to generate a replay.
No replay. Choose a recipe and seed, then press Test.
0 s
Click a car to inspect it.
| Arrived | 0 |
|---|---|
| Exited | 0 |
| Outside queue | 0 |
| Exited-car RMSE | — |
Based on cars that have exited so far; outside waiting is excluded. Click the chart to seek, or use the replay slider. The faint line shows the rest of the recorded run.
| Lane | Direction | Outside | On road |
|---|
Blue: horizontal. Green: vertical. Amber: delay > 15 s. Red: delay > 60 s. Amber junctions are draining or clearing; a cross means all red.
During replay, RMSE covers exited cars only. The final score covers all cars.