Solution for Evil Sudoku #1196713524895
3
9
7
9
3
1
5
4
2
4
3
8
2
7
5
6
1
4
1
8
6
7
9
8
1
7
This Sudoku Puzzle has 59 steps and it is solved using Naked Single, Full House, Hidden Single, Locked Pair, Locked Triple, Locked Candidates Type 1 (Pointing) techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 6 / Column 4 → 6 (Naked Single)
- Row 6 / Column 6 → 1 (Naked Single)
- Row 4 / Column 6 → 4 (Naked Single)
- Row 4 / Column 4 → 3 (Naked Single)
- Row 5 / Column 5 → 9 (Full House)
- Row 9 / Column 5 → 1 (Hidden Single)
- Row 9 / Column 7 → 4 (Hidden Single)
- Row 4 / Column 3 → 1 (Hidden Single)
- Row 3 / Column 5 → 4 (Hidden Single)
- Locked Pair: 2,3 in r78c5 => r12c5,r8c6<>2
- Locked Triple: 1,5,6 in r123c2 => r2c1,r78c2<>5, r1c13,r2c1,r8c2<>6
- Locked Candidates Type 1 (Pointing): 9 in b4 => r6c79<>9
- Row 6 / Column 7 → 2 (Naked Single)
- Row 8 / Column 9 → 9 (Hidden Single)
- Row 8 / Column 2 → 3 (Naked Single)
- Row 8 / Column 5 → 2 (Naked Single)
- Row 7 / Column 5 → 3 (Naked Single)
- Row 8 / Column 8 → 6 (Naked Single)
- Row 7 / Column 8 → 2 (Naked Single)
- Row 9 / Column 8 → 3 (Naked Single)
- Row 9 / Column 9 → 5 (Full House)
- Row 3 / Column 8 → 8 (Naked Single)
- Locked Candidates Type 1 (Pointing): 8 in b2 => r2c1<>8
- Row 2 / Column 1 → 2 (Naked Single)
- Row 9 / Column 1 → 6 (Naked Single)
- Row 9 / Column 3 → 2 (Full House)
- Row 1 / Column 9 → 2 (Hidden Single)
- Row 3 / Column 9 → 3 (Naked Single)
- Row 3 / Column 7 → 6 (Naked Single)
- Row 5 / Column 9 → 8 (Naked Single)
- Row 6 / Column 9 → 7 (Full House)
- Row 1 / Column 7 → 1 (Naked Single)
- Row 3 / Column 2 → 5 (Naked Single)
- Row 3 / Column 6 → 2 (Full House)
- Row 5 / Column 1 → 5 (Naked Single)
- Row 4 / Column 8 → 9 (Naked Single)
- Row 2 / Column 8 → 7 (Full House)
- Row 2 / Column 7 → 9 (Full House)
- Row 6 / Column 2 → 9 (Naked Single)
- Row 6 / Column 3 → 8 (Full House)
- Row 1 / Column 2 → 6 (Naked Single)
- Row 4 / Column 1 → 7 (Naked Single)
- Row 5 / Column 3 → 6 (Full House)
- Row 5 / Column 7 → 3 (Full House)
- Row 4 / Column 7 → 5 (Full House)
- Row 2 / Column 5 → 6 (Naked Single)
- Row 1 / Column 5 → 7 (Full House)
- Row 7 / Column 2 → 7 (Naked Single)
- Row 2 / Column 2 → 1 (Full House)
- Row 1 / Column 3 → 4 (Naked Single)
- Row 1 / Column 1 → 8 (Full House)
- Row 7 / Column 1 → 4 (Full House)
- Row 8 / Column 3 → 5 (Naked Single)
- Row 7 / Column 3 → 9 (Full House)
- Row 7 / Column 4 → 5 (Full House)
- Row 8 / Column 6 → 8 (Naked Single)
- Row 2 / Column 6 → 5 (Full House)
- Row 2 / Column 4 → 8 (Full House)
- Row 8 / Column 4 → 4 (Full House)
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