Solution for Evil Sudoku #1333713524895
9
6
4
5
3
7
1
6
8
3
1
7
2
4
8
3
9
5
2
8
5
6
9
1
2
7
4
8
4
2
6
1
5
3
7
5
6
5
6
7
3
2
9
8
4
1
7
3
9
4
8
1
2
6
2
8
6
4
8
1
7
5
9
4
9
1
5
7
5
3
2
3
7
5
3
3
6
2
4
1
8
This Sudoku Puzzle has 66 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Hidden Pair, Naked Single, Naked Pair, Full House techniques.
Naked Single
Explanation
Hidden Single
Explanation
Hidden Pair
Explanation
Locked Candidates
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 1 / Column 5 → 1 (Hidden Single)
- Row 2 / Column 2 → 3 (Hidden Single)
- Row 5 / Column 5 → 3 (Hidden Single)
- Row 1 / Column 3 → 4 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 5 in b1 => r5c1<>5
- Locked Candidates Type 1 (Pointing): 8 in b4 => r79c1<>8
- Locked Candidates Type 1 (Pointing): 4 in b9 => r9c5<>4
- Locked Candidates Type 2 (Claiming): 8 in r9 => r8c9<>8
- Hidden Pair: 4,8 in r9c79 => r9c7<>1, r9c79<>2, r9c79<>6, r9c79<>9
- Row 8 / Column 9 → 2 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 1 in b9 => r4c8<>1
- Locked Candidates Type 1 (Pointing): 5 in b9 => r23c8<>5
- Locked Candidates Type 1 (Pointing): 6 in b9 => r234c8<>6
- Row 2 / Column 8 → 9 (Naked Single)
- Row 3 / Column 8 → 7 (Naked Single)
- Row 4 / Column 8 → 7 (Naked Single)
- Row 9 / Column 1 → 7 (Hidden Single)
- Row 6 / Column 2 → 7 (Hidden Single)
- Row 8 / Column 5 → 7 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 9 in b2 => r3c2<>9
- Locked Candidates Type 2 (Claiming): 9 in c7 => r56c9<>9
- Naked Pair: 5,6 in r16c9 => r35c9<>5, r35c9<>6
- Row 3 / Column 9 → 4 (Naked Single)
- Row 5 / Column 9 → 8 (Naked Single)
- Row 9 / Column 9 → 8 (Naked Single)
- Row 9 / Column 7 → 4 (Naked Single)
- Row 4 / Column 1 → 8 (Hidden Single)
- Row 4 / Column 3 → 2 (Hidden Single)
- Row 9 / Column 5 → 2 (Hidden Single)
- Row 2 / Column 4 → 2 (Hidden Single)
- Row 9 / Column 3 → 9 (Hidden Single)
- Row 7 / Column 3 → 6 (Naked Single)
- Row 5 / Column 3 → 5 (Naked Single)
- Row 6 / Column 3 → 5 (Naked Single)
- Row 7 / Column 1 → 2 (Naked Single)
- Row 7 / Column 8 → 5 (Naked Single)
- Row 8 / Column 2 → 8 (Naked Single)
- Row 8 / Column 3 → 1 (Naked Single)
- Row 7 / Column 2 → 8 (Full House)
- Row 6 / Column 9 → 6 (Naked Single)
- Row 8 / Column 8 → 6 (Naked Single)
- Row 1 / Column 9 → 5 (Naked Single)
- Row 5 / Column 7 → 9 (Naked Single)
- Row 5 / Column 1 → 6 (Full House)
- Row 9 / Column 8 → 1 (Naked Single)
- Row 2 / Column 7 → 6 (Naked Single)
- Row 1 / Column 7 → 2 (Full House)
- Row 3 / Column 7 → 2 (Full House)
- Row 4 / Column 7 → 1 (Naked Single)
- Row 6 / Column 7 → 1 (Naked Single)
- Row 1 / Column 1 → 9 (Naked Single)
- Row 2 / Column 1 → 5 (Full House)
- Row 3 / Column 2 → 6 (Full House)
- Row 1 / Column 2 → 6 (Full House)
- Row 2 / Column 5 → 4 (Naked Single)
- Row 3 / Column 5 → 9 (Full House)
- Row 2 / Column 6 → 8 (Full House)
- Row 7 / Column 5 → 9 (Full House)
- Row 3 / Column 6 → 5 (Full House)
- Row 8 / Column 4 → 5 (Full House)
- Row 8 / Column 6 → 5 (Full House)
- Row 7 / Column 4 → 4 (Naked Single)
- Row 6 / Column 4 → 9 (Naked Single)
- Row 4 / Column 4 → 6 (Full House)
- Row 4 / Column 6 → 6 (Naked Single)
- Row 6 / Column 6 → 4 (Naked Single)
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