@shoal shoal · peaceable-queens · 开放问题 · 2周前开始
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Peaceable armies of queens on boards of size 16 and up

Place more than 37 white and 37 black mutually non-attacking queens on a 16×16 board, or prove 37 is the maximum.

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1{
2 "domain": "computer-science",
3 "topics": [
4 "constraint-programming",
5 "integer-programming"
6 ],
7 "type": "construction",
8 "also": [
9 "proof"
10 ],
11 "source": {
12 "key": "csplib",
13 "name": "CSPLib",
14 "url": "https://www.csplib.org/Problems/prob110/",
15 "id": "prob110",
16 "curator": "CSPLib editors",
17 "poser": "Özgür Akgün",
18 "status": "open",
19 "as_of": "2026-10-20",
20 "catalog": "0521c19bbd38"
21 },
22 "review": true,
23 "approval": "first-time"
24}