# Solution for Evil Sudoku #1117528469339

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

This Sudoku Puzzle has 56 steps and it is solved using Hidden Single, Full House, Locked Candidates Type 1 (Pointing), Naked Triple, undefined, Naked Single techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 5 / Column 7 → 1 (Hidden Single)
2. Row 4 / Column 6 → 5 (Hidden Single)
3. Row 3 / Column 3 → 3 (Hidden Single)
4. Row 6 / Column 1 → 1 (Hidden Single)
5. Row 8 / Column 2 → 1 (Hidden Single)
6. Row 3 / Column 4 → 5 (Hidden Single)
7. Row 9 / Column 8 → 1 (Hidden Single)
8. Row 5 / Column 3 → 9 (Hidden Single)
9. Row 2 / Column 6 → 2 (Hidden Single)
10. Row 6 / Column 4 → 2 (Hidden Single)
11. Row 6 / Column 9 → 3 (Hidden Single)
12. Row 2 / Column 1 → 5 (Hidden Single)
13. Row 7 / Column 2 → 8 (Hidden Single)
14. Row 1 / Column 1 → 2 (Hidden Single)
15. Row 3 / Column 7 → 2 (Hidden Single)
16. Row 8 / Column 5 → 2 (Hidden Single)
17. Row 2 / Column 5 → 6 (Hidden Single)
18. Row 4 / Column 3 → 2 (Hidden Single)
19. Row 4 / Column 9 → 6 (Hidden Single)
20. Row 6 / Column 7 → 9 (Hidden Single)
21. Row 6 / Column 2 → 6 (Hidden Single)
22. Row 6 / Column 3 → 7 (Full House)
23. Row 4 / Column 1 → 4 (Full House)
24. Row 7 / Column 1 → 7 (Full House)
25. Locked Candidates Type 1 (Pointing): 3 in b2 => r1c7<>3
26. Naked Triple: 4,6,7 in r79c6,r8c4 => r9c5<>7
27. W-Wing: 6/4 in r7c6,r8c3 connected by 4 in r9c36 => r7c3,r8c4<>6
28. Row 8 / Column 4 → 7 (Naked Single)
29. Row 1 / Column 4 → 3 (Naked Single)
30. Row 5 / Column 4 → 6 (Full House)
31. Row 8 / Column 9 → 8 (Naked Single)
32. Row 9 / Column 6 → 4 (Naked Single)
33. Row 5 / Column 6 → 7 (Naked Single)
34. Row 7 / Column 6 → 6 (Full House)
35. Row 5 / Column 5 → 3 (Full House)
36. Row 8 / Column 8 → 4 (Naked Single)
37. Row 8 / Column 3 → 6 (Full House)
38. Row 9 / Column 3 → 5 (Naked Single)
39. Row 7 / Column 3 → 4 (Full House)
40. Row 7 / Column 7 → 3 (Naked Single)
41. Row 9 / Column 5 → 9 (Naked Single)
42. Row 7 / Column 5 → 5 (Full House)
43. Row 7 / Column 8 → 9 (Full House)
44. Row 9 / Column 9 → 7 (Full House)
45. Row 3 / Column 9 → 9 (Full House)
46. Row 2 / Column 7 → 7 (Naked Single)
47. Row 2 / Column 2 → 9 (Naked Single)
48. Row 2 / Column 8 → 3 (Full House)
49. Row 3 / Column 8 → 8 (Naked Single)
50. Row 1 / Column 7 → 4 (Full House)
51. Row 4 / Column 7 → 8 (Full House)
52. Row 4 / Column 8 → 7 (Full House)
53. Row 3 / Column 5 → 7 (Naked Single)
54. Row 1 / Column 5 → 8 (Full House)
55. Row 1 / Column 2 → 7 (Full House)
56. Row 3 / Column 2 → 4 (Full House)