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

Dieses Sudoku-Rätsel hat 21 Schritte und wird mit Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Triple, Hidden Pair, Hidden Single, Uniqueness Test 4, undefined, Naked Single, Uniqueness Test 3, Give Up Techniken gelöst.

Naked Single Erläuterung
Hidden Single Erläuterung
Hidden Pair Erläuterung
Locked Candidates Erläuterung
Locked Candidates Erläuterung
Versuche es zu lösen

Lösungsschritte:

  1. Locked Candidates Type 1 (Pointing): 2 in b3 => r3c45<>2
  2. Locked Candidates Type 1 (Pointing): 9 in b4 => r789c2<>9
  3. Locked Candidates Type 1 (Pointing): 1 in b6 => r79c7<>1
  4. Locked Candidates Type 2 (Claiming): 4 in r8 => r7c45,r9c45<>4
  5. Locked Candidates Type 2 (Claiming): 5 in c6 => r4c45,r5c45,r6c45<>5
  6. Naked Triple: 3,4,9 in r9c178 => r9c245<>3, r9c459<>9
  7. Locked Candidates Type 2 (Claiming): 3 in r9 => r7c7<>3
  8. Hidden Pair: 2,4 in r4c45 => r4c45<>3, r4c45<>8, r4c45<>9
  9. Reihe 4 / Säule 6 → 8 (Hidden Single)
  10. Reihe 6 / Säule 6 → 5 (Hidden Single)
  11. Locked Candidates Type 1 (Pointing): 3 in b5 => r6c7<>3
  12. Uniqueness Test 4: 5/9 in r4c27,r5c27 => r45c7<>9
  13. Uniqueness Test 4: 4/9 in r7c17,r9c17 => r79c7<>9
  14. W-Wing: 6/9 in r1c8,r4c9 connected by 9 in r36c7 => r3c9,r4c8<>6
  15. Reihe 4 / Säule 9 → 6 (Hidden Single)
  16. Reihe 1 / Säule 8 → 6 (Hidden Single)
  17. Locked Candidates Type 1 (Pointing): 9 in b3 => r3c456<>9
  18. Reihe 3 / Säule 6 → 3 (Naked Single)
  19. Uniqueness Test 3: 6/8 in r3c45,r7c45 => r9c45<>1
  20. Uniqueness Test 4: 2/9 in r3c79,r7c79 => r7c9<>9
  21. Give Up: Don't know how to proceed!
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