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

This Sudoku Puzzle has steps and it is solved using techniques.

Try To Solve This Puzzle

Solution Steps:

  1. Row 1 / Column 7 → 6 (Hidden Single)
  2. Row 2 / Column 5 → 1 (Hidden Single)
  3. Row 7 / Column 7 → 1 (Hidden Single)
  4. Row 9 / Column 7 → 2 (Hidden Single)
  5. Row 9 / Column 9 → 5 (Hidden Single)
  6. Row 2 / Column 8 → 5 (Hidden Single)
  7. Row 3 / Column 5 → 5 (Hidden Single)
  8. Row 8 / Column 9 → 8 (Hidden Single)
  9. Locked Pair: 4,5 in r5c7,r6c7 => r5c8<>4,r5c9<>4,r6c9<>4
  10. Locked Candidates Type 1 (Pointing): 8 in b2 => r4c6<>8,r5c6<>8
  11. Locked Candidates Type 1 (Pointing): 9 in b7 => r2c2<>9
  12. Locked Candidates Type 1 (Pointing): 2 in b8 => r5c5<>2,r6c5<>2
  13. Naked Pair: 7,8 in r4c3,r4c5 => r4c1<>7,r4c1<>8,r4c6<>7,r4c8<>7
  14. Row 4 / Column 6 → 3 (Naked Single)
  15. Row 4 / Column 8 → 1 (Naked Single)
  16. Row 5 / Column 4 → 1 (Hidden Single)
  17. Row 9 / Column 4 → 3 (Hidden Single)
  18. Naked Pair: 4,9 in r1c4,r8c4 => r6c4<>4
  19. 2-String Kite: 4 in r9c6,r9c3,r8c4,r1c4 => r1c3<>4
  20. Empty Rectangle: 3 in b1 => r2c9<>3
  21. Locked Candidates Type 1 (Pointing): 3 in b3 => r3c1<>3
  22. Finned Swordfish: 4 c3c4c8 r1r3r8 => r8c1<>4
  23. W-Wing: 4/7 in r7c9,r9c6 (connected by r7c1,r9c3) => r7c5<>7
  24. Turbot Fish: 7 in r4c3,r4c5,r8c5,r9c6 => r9c3<>7
  25. Turbot Fish: 7 in r5c8,r8c8,r8c5,r9c6 => r5c6<>7
  26. Franken X-Wing: 2 r5b8 => r5c1<>2,r5c2<>2,r5c3<>2,r5c6<>2
  27. Row 6 / Column 6 → 2 (Hidden Single)
  28. Row 9 / Column 6 → 7 (Hidden Single)
  29. Row 9 / Column 2 → 8 (Naked Single)
  30. Row 9 / Column 3 → 4 (Full House)
  31. Row 2 / Column 2 → 3 (Naked Single)
  32. Row 6 / Column 9 → 3 (Hidden Single)
  33. Row 5 / Column 8 → 7 (Naked Single)
  34. Row 5 / Column 2 → 2 (Naked Single)
  35. Row 1 / Column 1 → 7 (Brute Force)
  36. Row 1 / Column 3 → 9 (Brute Force)
  37. Row 1 / Column 4 → 4 (Brute Force)
  38. Row 1 / Column 6 → 8 (Brute Force)
  39. Row 1 / Column 8 → 2 (Brute Force)
  40. Row 2 / Column 1 → 8 (Brute Force)
  41. Row 2 / Column 6 → 9 (Brute Force)
  42. Row 2 / Column 9 → 4 (Brute Force)
  43. Row 3 / Column 1 → 4 (Brute Force)
  44. Row 3 / Column 3 → 2 (Brute Force)
  45. Row 3 / Column 8 → 3 (Brute Force)
  46. Row 3 / Column 9 → 9 (Brute Force)
  47. Row 4 / Column 1 → 5 (Brute Force)
  48. Row 4 / Column 3 → 7 (Brute Force)
  49. Row 4 / Column 4 → 6 (Brute Force)
  50. Row 4 / Column 5 → 8 (Brute Force)
  51. Row 5 / Column 1 → 3 (Brute Force)
  52. Row 5 / Column 3 → 8 (Brute Force)
  53. Row 5 / Column 5 → 9 (Brute Force)
  54. Row 5 / Column 6 → 4 (Brute Force)
  55. Row 5 / Column 7 → 5 (Brute Force)
  56. Row 5 / Column 9 → 6 (Brute Force)
  57. Row 6 / Column 2 → 6 (Brute Force)
  58. Row 6 / Column 4 → 5 (Brute Force)
  59. Row 6 / Column 5 → 7 (Brute Force)
  60. Row 6 / Column 7 → 4 (Brute Force)
  61. Row 7 / Column 1 → 2 (Brute Force)
  62. Row 7 / Column 2 → 9 (Brute Force)
  63. Row 7 / Column 5 → 4 (Brute Force)
  64. Row 7 / Column 9 → 7 (Brute Force)
  65. Row 8 / Column 1 → 6 (Brute Force)
  66. Row 8 / Column 2 → 7 (Brute Force)
  67. Row 8 / Column 4 → 9 (Brute Force)
  68. Row 8 / Column 5 → 2 (Brute Force)
  69. Row 8 / Column 8 → 4 (Brute Force)
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