Solution for Evil Sudoku #1258416273993
7
3
6
1
2
4
8
9
5
5
2
4
3
9
8
7
1
6
1
9
8
5
7
6
2
3
4
9
6
2
3
8
7
5
4
1
1
4
5
9
6
2
8
7
3
3
8
7
4
1
5
9
6
2
2
7
9
4
1
3
6
5
8
6
5
1
2
8
7
4
3
9
8
4
3
6
5
9
7
2
1
This Sudoku Puzzle has 60 steps and it is solved using Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Pair techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 6 / Column 6 → 3 (Naked Single)
- Row 4 / Column 6 → 5 (Naked Single)
- Row 6 / Column 5 → 7 (Naked Single)
- Row 4 / Column 4 → 1 (Full House)
- Row 2 / Column 2 → 2 (Hidden Single)
- Row 3 / Column 5 → 1 (Hidden Single)
- Row 8 / Column 2 → 1 (Hidden Single)
- Row 6 / Column 9 → 2 (Hidden Single)
- Row 9 / Column 9 → 1 (Hidden Single)
- Row 1 / Column 2 → 3 (Hidden Single)
- Row 2 / Column 3 → 4 (Hidden Single)
- Row 5 / Column 8 → 1 (Hidden Single)
- Row 4 / Column 8 → 8 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 8 in b1 => r3c6<>8
- Locked Candidates Type 1 (Pointing): 4 in b4 => r7c2<>4
- Locked Pair: 7,9 in r7c23 => r7c189,r9c3<>7, r7c1589,r8c1,r9c3<>9
- Row 9 / Column 3 → 8 (Naked Single)
- Row 5 / Column 3 → 7 (Naked Single)
- Row 9 / Column 6 → 9 (Naked Single)
- Row 4 / Column 1 → 9 (Naked Single)
- Row 5 / Column 9 → 5 (Naked Single)
- Row 7 / Column 3 → 9 (Naked Single)
- Row 3 / Column 6 → 6 (Naked Single)
- Row 2 / Column 6 → 8 (Full House)
- Row 9 / Column 5 → 3 (Naked Single)
- Row 1 / Column 1 → 7 (Naked Single)
- Row 4 / Column 2 → 6 (Naked Single)
- Row 5 / Column 7 → 4 (Naked Single)
- Row 5 / Column 2 → 8 (Full House)
- Row 6 / Column 2 → 4 (Full House)
- Row 7 / Column 2 → 7 (Naked Single)
- Row 3 / Column 2 → 9 (Full House)
- Row 3 / Column 3 → 5 (Naked Single)
- Row 1 / Column 3 → 6 (Full House)
- Row 3 / Column 1 → 8 (Full House)
- Row 3 / Column 4 → 7 (Full House)
- Row 7 / Column 5 → 5 (Naked Single)
- Row 9 / Column 4 → 4 (Naked Single)
- Row 9 / Column 7 → 7 (Full House)
- Row 1 / Column 4 → 5 (Naked Single)
- Row 1 / Column 8 → 9 (Full House)
- Row 2 / Column 5 → 9 (Naked Single)
- Row 8 / Column 5 → 8 (Full House)
- Row 2 / Column 4 → 3 (Full House)
- Row 4 / Column 7 → 3 (Naked Single)
- Row 4 / Column 9 → 7 (Full House)
- Row 6 / Column 8 → 6 (Naked Single)
- Row 6 / Column 7 → 9 (Full House)
- Row 2 / Column 9 → 6 (Naked Single)
- Row 7 / Column 8 → 4 (Naked Single)
- Row 2 / Column 7 → 5 (Naked Single)
- Row 2 / Column 8 → 7 (Full House)
- Row 8 / Column 8 → 5 (Full House)
- Row 8 / Column 7 → 6 (Full House)
- Row 7 / Column 9 → 3 (Naked Single)
- Row 8 / Column 9 → 9 (Full House)
- Row 7 / Column 1 → 2 (Naked Single)
- Row 7 / Column 4 → 6 (Full House)
- Row 8 / Column 4 → 2 (Full House)
- Row 8 / Column 1 → 4 (Full House)
Show More...