Solution for Evil Sudoku #2429457183695

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

This Sudoku Puzzle has 62 steps and it is solved using Naked Single, Full House, Hidden Single, Locked Pair, Locked Triple, Locked Candidates Type 1 (Pointing) techniques.

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Solution Steps:

  1. Row 4 / Column 4 → 5 (Naked Single)
  2. Row 6 / Column 4 → 9 (Naked Single)
  3. Row 4 / Column 6 → 3 (Naked Single)
  4. Row 6 / Column 6 → 7 (Naked Single)
  5. Row 5 / Column 5 → 2 (Full House)
  6. Row 3 / Column 1 → 3 (Hidden Single)
  7. Row 5 / Column 1 → 5 (Hidden Single)
  8. Row 7 / Column 6 → 5 (Hidden Single)
  9. Row 5 / Column 7 → 3 (Hidden Single)
  10. Locked Pair: 7,8 in r5c23 => r4c2,r5c89<>8
  11. Locked Triple: 1,5,9 in r8c789 => r8c23,r9c8<>1, r79c9,r8c2,r9c8<>9
  12. Locked Candidates Type 1 (Pointing): 1 in b1 => r1c5<>1
  13. Locked Candidates Type 1 (Pointing): 9 in b1 => r2c78<>9
  14. Locked Candidates Type 1 (Pointing): 6 in b2 => r1c79<>6
  15. Locked Candidates Type 1 (Pointing): 2 in b8 => r13c4<>2
  16. Row 3 / Column 4 → 8 (Naked Single)
  17. Row 1 / Column 2 → 2 (Hidden Single)
  18. Row 8 / Column 2 → 7 (Naked Single)
  19. Row 5 / Column 2 → 8 (Naked Single)
  20. Row 2 / Column 2 → 9 (Naked Single)
  21. Row 5 / Column 3 → 7 (Naked Single)
  22. Row 2 / Column 3 → 8 (Naked Single)
  23. Row 2 / Column 1 → 7 (Naked Single)
  24. Row 1 / Column 1 → 1 (Full House)
  25. Row 2 / Column 7 → 6 (Naked Single)
  26. Locked Candidates Type 1 (Pointing): 6 in b6 => r9c8<>6
  27. Row 9 / Column 8 → 8 (Naked Single)
  28. Row 9 / Column 1 → 9 (Naked Single)
  29. Row 7 / Column 1 → 8 (Full House)
  30. Row 4 / Column 7 → 8 (Hidden Single)
  31. Row 1 / Column 7 → 7 (Naked Single)
  32. Row 1 / Column 5 → 6 (Naked Single)
  33. Row 3 / Column 7 → 9 (Naked Single)
  34. Row 8 / Column 7 → 1 (Full House)
  35. Row 1 / Column 4 → 4 (Naked Single)
  36. Row 1 / Column 9 → 8 (Full House)
  37. Row 9 / Column 5 → 1 (Naked Single)
  38. Row 3 / Column 9 → 5 (Naked Single)
  39. Row 2 / Column 6 → 2 (Naked Single)
  40. Row 2 / Column 8 → 4 (Full House)
  41. Row 3 / Column 8 → 2 (Full House)
  42. Row 8 / Column 4 → 2 (Naked Single)
  43. Row 7 / Column 4 → 6 (Full House)
  44. Row 3 / Column 5 → 7 (Naked Single)
  45. Row 7 / Column 5 → 9 (Full House)
  46. Row 9 / Column 6 → 4 (Full House)
  47. Row 3 / Column 6 → 1 (Full House)
  48. Row 8 / Column 9 → 9 (Naked Single)
  49. Row 5 / Column 8 → 9 (Naked Single)
  50. Row 5 / Column 9 → 4 (Full House)
  51. Row 8 / Column 3 → 4 (Naked Single)
  52. Row 8 / Column 8 → 5 (Full House)
  53. Row 7 / Column 9 → 3 (Naked Single)
  54. Row 9 / Column 9 → 6 (Full House)
  55. Row 9 / Column 3 → 3 (Full House)
  56. Row 7 / Column 2 → 1 (Naked Single)
  57. Row 7 / Column 3 → 2 (Full House)
  58. Row 6 / Column 3 → 1 (Full House)
  59. Row 4 / Column 2 → 6 (Naked Single)
  60. Row 4 / Column 8 → 1 (Full House)
  61. Row 6 / Column 8 → 6 (Full House)
  62. Row 6 / Column 2 → 3 (Full House)
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