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

Este Sudoku Puzzle tiene 21 pasos y se resuelve usando Hidden Single, Naked Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Hidden Pair, Naked Triple, undefined, Give Up técnicas.

Naked Single Explicación
Hidden Single Explicación
Hidden Pair Explicación
Locked Candidates Explicación
Locked Candidates Explicación
Intenta resolverlo

Pasos de la solución:

  1. Fila 2 / Columna 8 → 3 (Hidden Single)
  2. Fila 6 / Columna 9 → 6 (Hidden Single)
  3. Fila 4 / Columna 4 → 8 (Hidden Single)
  4. Fila 5 / Columna 4 → 4 (Hidden Single)
  5. Fila 5 / Columna 7 → 7 (Naked Single)
  6. Fila 2 / Columna 4 → 9 (Hidden Single)
  7. Locked Candidates Type 1 (Pointing): 2 in b2 => r3c123<>2
  8. Locked Candidates Type 1 (Pointing): 1 in b3 => r3c123<>1
  9. Locked Candidates Type 1 (Pointing): 7 in b5 => r9c6<>7
  10. Locked Candidates Type 1 (Pointing): 2 in b6 => r4c2356<>2
  11. Locked Candidates Type 2 (Claiming): 5 in r2 => r1c23,r3c123<>5
  12. Locked Candidates Type 2 (Claiming): 2 in c4 => r7c56,r9c6<>2
  13. Hidden Pair: 7,9 in r46c6 => r4c6<>1, r46c6<>3, r6c6<>2
  14. Locked Candidates Type 1 (Pointing): 3 in b5 => r7c5<>3
  15. Hidden Pair: 4,7 in r36c1 => r3c1<>8, r3c1<>9, r6c1<>2
  16. Locked Candidates Type 1 (Pointing): 8 in b1 => r9c3<>8
  17. Locked Candidates Type 1 (Pointing): 9 in b1 => r8c2<>9
  18. Naked Triple: 4,7,9 in r6c167 => r6c3<>7
  19. Almost Locked Set XZ-Rule: A=r24589c2 {123456}, B=r13478c8 {245679}, X=4, Z=6 => r8c3<>6
  20. Almost Locked Set XY-Wing: A=r1347c8 {24579}, B=r13c2,r3c1 {4679}, C=r24589c2 {123456}, X,Y=4,6, Z=7 => r3c9<>7
  21. Give Up: Don't know how to proceed!
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