DENSELY
| Date | Clue |
|---|---|
| 2023-12-10 | How subway cars are packed during rush hour |
| 2016-04-13 | How black holes are packed |
| 1998-08-08 | How some places are populated |
| Date | Clue |
|---|---|
| 2023-12-10 | How subway cars are packed during rush hour |
| 2016-04-13 | How black holes are packed |
| 1998-08-08 | How some places are populated |