Solution for Easy Sudoku #1221945376817

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

This Sudoku Puzzle has 60 steps and it is solved using Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Hidden Pair, undefined, Locked Candidates Type 2 (Claiming), Naked Pair, Full House techniques.

Naked Single Explanation
Hidden Single Explanation
Hidden Pair Explanation
Locked Candidates Explanation
Locked Candidates Explanation
Full House Explanation
Try To Solve This Puzzle

Solution Steps:

  1. Row 7 / Column 3 → 2 (Naked Single)
  2. Row 8 / Column 3 → 5 (Naked Single)
  3. Row 3 / Column 7 → 4 (Hidden Single)
  4. Row 8 / Column 6 → 6 (Hidden Single)
  5. Row 8 / Column 2 → 9 (Hidden Single)
  6. Row 9 / Column 5 → 9 (Hidden Single)
  7. Row 8 / Column 5 → 3 (Hidden Single)
  8. Row 5 / Column 6 → 3 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 2 in b1 => r1c5<>2
  10. Locked Candidates Type 1 (Pointing): 7 in b3 => r2c45<>7
  11. Naked Triple: 1,4,7 in r127c4 => r456c4<>1, r456c4<>4, r45c4<>7
  12. Locked Candidates Type 1 (Pointing): 4 in b5 => r12c5<>4
  13. Hidden Pair: 6,9 in r6c49 => r6c49<>5, r6c9<>4
  14. Row 6 / Column 1 → 5 (Hidden Single)
  15. 2-String Kite: 1 in r4c7,r9c6 (connected by r8c7,r9c8) => r4c6<>1
  16. 2-String Kite: 1 in r6c6,r7c2 (connected by r7c4,r9c6) => r6c2<>1
  17. Locked Candidates Type 2 (Claiming): 1 in r6 => r45c5<>1
  18. Naked Pair: 2,4 in r16c2 => r5c2<>2, r5c2<>4
  19. Locked Candidates Type 1 (Pointing): 4 in b4 => r6c5<>4
  20. 2-String Kite: 2 in r3c6,r4c7 (connected by r2c7,r3c8) => r4c6<>2
  21. 2-String Kite: 8 in r1c5,r6c3 (connected by r1c1,r2c3) => r6c5<>8
  22. W-Wing: 7/8 in r1c5,r4c6 connected by 8 in r14c1 => r45c5<>7
  23. Row 1 / Column 5 → 7 (Hidden Single)
  24. Row 1 / Column 4 → 4 (Naked Single)
  25. Row 1 / Column 2 → 2 (Naked Single)
  26. Row 1 / Column 1 → 8 (Full House)
  27. Row 2 / Column 3 → 4 (Full House)
  28. Row 6 / Column 3 → 8 (Full House)
  29. Row 2 / Column 4 → 1 (Naked Single)
  30. Row 6 / Column 2 → 4 (Naked Single)
  31. Row 7 / Column 4 → 7 (Naked Single)
  32. Row 7 / Column 2 → 1 (Full House)
  33. Row 9 / Column 6 → 1 (Full House)
  34. Row 5 / Column 2 → 7 (Full House)
  35. Row 8 / Column 1 → 7 (Full House)
  36. Row 8 / Column 7 → 1 (Full House)
  37. Row 6 / Column 6 → 2 (Naked Single)
  38. Row 9 / Column 8 → 6 (Naked Single)
  39. Row 9 / Column 9 → 7 (Full House)
  40. Row 4 / Column 7 → 2 (Naked Single)
  41. Row 2 / Column 7 → 7 (Full House)
  42. Row 3 / Column 6 → 8 (Naked Single)
  43. Row 2 / Column 5 → 2 (Full House)
  44. Row 3 / Column 8 → 2 (Full House)
  45. Row 4 / Column 6 → 7 (Full House)
  46. Row 5 / Column 5 → 4 (Naked Single)
  47. Row 6 / Column 5 → 1 (Naked Single)
  48. Row 4 / Column 5 → 8 (Full House)
  49. Row 2 / Column 9 → 5 (Naked Single)
  50. Row 2 / Column 8 → 8 (Full House)
  51. Row 4 / Column 1 → 1 (Naked Single)
  52. Row 5 / Column 1 → 2 (Full House)
  53. Row 5 / Column 9 → 9 (Naked Single)
  54. Row 4 / Column 8 → 5 (Naked Single)
  55. Row 5 / Column 8 → 1 (Full House)
  56. Row 5 / Column 4 → 5 (Full House)
  57. Row 6 / Column 9 → 6 (Naked Single)
  58. Row 4 / Column 9 → 4 (Full House)
  59. Row 4 / Column 4 → 6 (Full House)
  60. Row 6 / Column 4 → 9 (Full House)
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