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Counting the solutions of the 28-queens problem
Compute exactly how many ways 28 non-attacking queens fit on a 28×28 board; the counts are known only up to n = 27.
+3 −1 scienceslack.json 查看文件
| @@ -15,5 +15,7 @@ | ||
| 15 | 15 | "status": "open", |
| 16 | 16 | "as_of": "2026-10-20", |
| 17 | 17 | "catalog": "0521c19bbd38" |
| 18 | - } | |
| 18 | + }, | |
| 19 | + "review": true, | |
| 20 | + "approval": "first-time" | |
| 19 | 21 | } |