Summation U-Bahn #4: Skyscrapers
| Solver | Solution date |
|---|---|
| Playmaker6174 | on 7. April 2026, 10:10 |
| pandiani42 | on 5. April 2026, 14:45 |
| elmers | on 24. March 2026, 22:26 |
| Puzpensu | on 19. February 2026, 20:30 |
| opel | on 2. December 2025, 10:13 |
| Oripy | on 14. October 2025, 17:58 |
| ddx02 | on 4. October 2025, 10:02 |
| steeto | on 6. September 2025, 05:07 |
| CutieRainbow | on 26. August 2025, 10:08 |
| ns08 | on 3. July 2025, 01:29 |
| cyddrdrd | on 18. June 2025, 21:05 |
| h5663454 | on 18. June 2025, 19:01 |
| wullemuus | on 30. April 2025, 16:00 |
| polar | on 16. March 2025, 14:44 |
| Alex | on 13. February 2025, 11:33 |
| SPring | on 1. January 2025, 06:23 |
| Sewerin | on 11. December 2024, 01:36 |
| Myxo | on 19. November 2024, 22:33 |
| Bellsita | on 19. November 2024, 22:33 |
| wisty | on 19. November 2024, 22:26 |
| lerroyy | on 2. November 2024, 06:39 |
| MagnusJosefsson | on 29. October 2024, 13:24 |
| Piatato | on 27. October 2024, 22:47 |
| lupo | on 27. October 2024, 19:39 |
| KNT | on 24. October 2024, 19:49 |
| HertogHJ | on 24. October 2024, 18:14 |
| the_cogito | on 24. October 2024, 16:08 |
| ibag | on 17. October 2024, 17:37 |
| BloodbuzzCorio | on 13. October 2024, 04:21 |
| MokuFlows | on 11. October 2024, 23:16 |
| jkuo7 | on 8. October 2024, 14:23 |
| Christounet | on 8. October 2024, 12:57 |
| misko | on 7. October 2024, 19:43 |
| AnnaTh | on 7. October 2024, 08:12 |
| widjo | on 6. October 2024, 11:41 |
| RJBlarmo | on 6. October 2024, 04:41 |
| Paletron | on 5. October 2024, 01:26 |
| ascension | on 4. October 2024, 20:26 |
| Samish | on 4. October 2024, 00:35 |
| tuturitu | on 3. October 2024, 18:22 |
| Jesper | on 1. October 2024, 23:47 |
| Mr_tn | on 1. October 2024, 13:33 |
| ONeill | on 30. September 2024, 15:34 |
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