1
3
8
2
9
4
7
2
3
8
4
1
3
3
5
1
5
1
6
3
5
1
5
1
3

这个数独谜题有 10 个步骤，它使用 Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Give Up 技术解决。

Naked Single 解释
Hidden Single 解释
Locked Candidates 解释
尝试解决

解决步骤：

  1. 排 1 / 柱子 7 → 9 (Naked Single)
  2. 排 3 / 柱子 7 → 3 (Naked Single)
  3. 排 4 / 柱子 3 → 1 (Hidden Single)
  4. 排 9 / 柱子 2 → 1 (Hidden Single)
  5. 排 6 / 柱子 8 → 3 (Hidden Single)
  6. 排 4 / 柱子 8 → 5 (Hidden Single)
  7. Locked Candidates Type 1 (Pointing): 7 in b2 => r3c123<>7
  8. Locked Candidates Type 1 (Pointing): 6 in b3 => r78c9<>6
  9. Locked Candidates Type 1 (Pointing): 4 in b6 => r78c9<>4
  10. Give Up: Don't know how to proceed!
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