# Solution for Evil Sudoku #1381713524895

7
1
8
8
7
1
8
1
4
1
1
5
7
2
8
3
4
2
4
5
1
3
8
7
8
3

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

Try To Solve This Puzzle

## Solution Steps:

1. Row 1 / Column 3 → 4 (Hidden Single)
2. Row 8 / Column 2 → 8 (Hidden Single)
3. Row 8 / Column 5 → 7 (Hidden Single)
4. Row 6 / Column 2 → 7 (Hidden Single)
5. Row 9 / Column 1 → 7 (Hidden Single)
6. Row 4 / Column 8 → 7 (Hidden Single)
7. Row 3 / Column 9 → 7 (Hidden Single)
8. Row 4 / Column 7 → 1 (Hidden Single)
9. Row 9 / Column 9 → 4 (Hidden Single)
10. Row 4 / Column 1 → 8 (Hidden Single)
11. Row 5 / Column 7 → 8 (Hidden Single)
12. Row 4 / Column 3 → 2 (Hidden Single)
13. Locked Candidates Type 1 (Pointing): 5 in b1 => r5c1<>5
14. Locked Candidates Type 1 (Pointing): 2 in b7 => r7c45<>2
15. Locked Candidates Type 2 (Claiming): 6 in r4 => r5c5,r6c46<>6
16. Locked Candidates Type 2 (Claiming): 9 in r4 => r5c5,r6c46<>9
17. Row 5 / Column 5 → 3 (Naked Single)
18. Row 6 / Column 4 → 4 (Naked Single)
19. Row 6 / Column 6 → 4 (Naked Single)
20. Row 6 / Column 3 → 3 (Hidden Single)
21. Row 7 / Column 5 → 4 (Hidden Single)
22. Row 5 / Column 3 → 5 (Hidden Single)
23. Row 2 / Column 7 → 4 (Hidden Single)
24. Row 5 / Column 1 → 6 (Hidden Single)
25. Row 5 / Column 9 → 9 (Full House)
26. Locked Triple: 2,6,9 in r123c5 => r2c4,r9c5<>2, r2c46,r3c6,r9c5<>6, r2c46,r3c6,r9c5<>9
27. Row 9 / Column 5 → 9 (Naked Single)
28. Row 2 / Column 4 → 5 (Naked Single)
29. Row 2 / Column 6 → 3 (Naked Single)
30. Row 3 / Column 6 → 3 (Naked Single)
31. Row 7 / Column 4 → 6 (Naked Single)
32. Row 4 / Column 4 → 9 (Naked Single)
33. Row 8 / Column 4 → 2 (Full House)
34. Row 4 / Column 6 → 6 (Full House)
35. Row 7 / Column 3 → 9 (Naked Single)
36. Row 8 / Column 6 → 5 (Naked Single)
37. Row 7 / Column 8 → 5 (Naked Single)
38. Row 8 / Column 9 → 6 (Naked Single)
39. Row 6 / Column 9 → 5 (Naked Single)
40. Row 1 / Column 9 → 2 (Full House)
41. Row 6 / Column 7 → 6 (Full House)
42. Row 8 / Column 3 → 1 (Naked Single)
43. Row 8 / Column 8 → 9 (Full House)
44. Row 9 / Column 3 → 6 (Full House)
45. Row 9 / Column 7 → 2 (Naked Single)
46. Row 9 / Column 8 → 1 (Full House)
47. Row 2 / Column 8 → 6 (Full House)
48. Row 3 / Column 8 → 6 (Full House)
49. Row 1 / Column 5 → 6 (Naked Single)
50. Row 2 / Column 5 → 2 (Naked Single)
51. Row 2 / Column 1 → 9 (Full House)
52. Row 2 / Column 2 → 9 (Full House)
53. Row 3 / Column 5 → 2 (Naked Single)
54. Row 1 / Column 2 → 3 (Naked Single)
55. Row 3 / Column 2 → 2 (Naked Single)
56. Row 1 / Column 1 → 5 (Naked Single)
57. Row 1 / Column 7 → 9 (Full House)
58. Row 3 / Column 7 → 5 (Full House)
59. Row 7 / Column 2 → 2 (Naked Single)
60. Row 7 / Column 1 → 3 (Full House)