# Solution for Evil Sudoku #1374713524895

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

This Sudoku Puzzle has 58 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Single, Full House, Locked Pair, Give Up techniques.

Try To Solve This Puzzle

## Solution Steps:

1. Row 1 / Column 5 → 1 (Hidden Single)
2. Row 2 / Column 7 → 4 (Hidden Single)
3. Row 1 / Column 3 → 4 (Hidden Single)
4. Row 3 / Column 8 → 7 (Hidden Single)
5. Row 6 / Column 2 → 7 (Hidden Single)
6. Row 7 / Column 5 → 4 (Hidden Single)
7. Row 9 / Column 9 → 4 (Hidden Single)
8. Row 2 / Column 8 → 3 (Hidden Single)
9. Locked Candidates Type 1 (Pointing): 5 in b1 => r5c1<>5
10. Locked Candidates Type 1 (Pointing): 3 in b2 => r3c2<>3
11. Locked Candidates Type 1 (Pointing): 8 in b4 => r79c1<>8
12. Row 9 / Column 7 → 8 (Hidden Single)
13. Row 4 / Column 1 → 8 (Hidden Single)
14. Row 5 / Column 9 → 8 (Hidden Single)
15. Row 8 / Column 9 → 2 (Hidden Single)
16. Row 4 / Column 3 → 2 (Hidden Single)
17. Locked Candidates Type 1 (Pointing): 1 in b9 => r4c8<>1
18. Locked Candidates Type 1 (Pointing): 6 in b9 => r4c8<>6
19. Row 4 / Column 8 → 9 (Naked Single)
20. Row 4 / Column 6 → 6 (Naked Single)
21. Row 4 / Column 4 → 1 (Full House)
22. Row 4 / Column 7 → 1 (Full House)
23. Row 6 / Column 4 → 9 (Naked Single)
24. Row 5 / Column 5 → 3 (Full House)
25. Row 6 / Column 6 → 3 (Full House)
26. Row 7 / Column 3 → 3 (Hidden Single)
27. Row 1 / Column 1 → 3 (Hidden Single)
28. Row 2 / Column 1 → 5 (Hidden Single)
29. Row 3 / Column 6 → 5 (Hidden Single)
30. Locked Pair: 5,6 in r56c7 => r1c7,r6c9<>5, r13c7,r6c9<>6
31. Row 6 / Column 9 → 6 (Naked Single)
32. Row 3 / Column 9 → 9 (Naked Single)
33. Row 5 / Column 7 → 5 (Naked Single)
34. Row 6 / Column 3 → 5 (Naked Single)
35. Row 6 / Column 7 → 5 (Naked Single)
36. Row 1 / Column 7 → 2 (Naked Single)
37. Row 1 / Column 9 → 5 (Naked Single)
38. Row 3 / Column 7 → 2 (Full House)
39. Row 3 / Column 2 → 6 (Naked Single)
40. Row 1 / Column 2 → 9 (Full House)
41. Row 2 / Column 2 → 2 (Full House)
42. Row 8 / Column 2 → 8 (Full House)
43. Row 7 / Column 2 → 8 (Full House)
44. Row 3 / Column 5 → 6 (Naked Single)
45. Row 8 / Column 6 → 9 (Naked Single)
46. Row 2 / Column 4 → 8 (Naked Single)
47. Row 2 / Column 5 → 9 (Naked Single)
48. Row 2 / Column 6 → 8 (Full House)
49. Row 8 / Column 5 → 9 (Naked Single)
50. Row 9 / Column 5 → 2 (Naked Single)
51. Row 7 / Column 1 → 9 (Hidden Single)
52. Row 5 / Column 1 → 6 (Full House)
53. Row 9 / Column 1 → 6 (Full House)
54. Row 5 / Column 3 → 9 (Full House)
55. Row 8 / Column 3 → 1 (Full House)
56. Row 9 / Column 3 → 1 (Full House)
57. Row 9 / Column 8 → 1 (Naked Single)
58. Give Up: Don't know how to proceed!