Solution for Evil Sudoku #3383975624142
2
6
7
1
9
8
4
5
3
5
9
8
3
7
4
6
1
2
1
4
3
2
6
5
8
7
9
9
4
1
6
7
5
3
8
2
7
6
5
8
2
3
9
4
1
3
8
2
9
1
4
6
5
7
8
3
4
7
2
9
5
1
6
1
5
9
4
8
6
2
3
7
7
2
6
5
3
1
4
9
8
This Sudoku Puzzle has 60 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Pair, undefined, Swordfish, Naked Single, Empty Rectangle, Full House techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 3 / Column 2 → 5 (Hidden Single)
- Row 6 / Column 4 → 9 (Hidden Single)
- Row 4 / Column 1 → 9 (Hidden Single)
- Row 7 / Column 5 → 5 (Hidden Single)
- Row 4 / Column 6 → 5 (Hidden Single)
- Row 8 / Column 8 → 3 (Hidden Single)
- Row 2 / Column 5 → 7 (Hidden Single)
- Row 7 / Column 7 → 7 (Hidden Single)
- Row 6 / Column 9 → 7 (Hidden Single)
- Row 7 / Column 3 → 4 (Hidden Single)
- Row 3 / Column 9 → 9 (Hidden Single)
- Row 2 / Column 2 → 9 (Hidden Single)
- Row 4 / Column 3 → 1 (Hidden Single)
- Row 6 / Column 5 → 4 (Hidden Single)
- Row 5 / Column 9 → 4 (Hidden Single)
- Row 9 / Column 8 → 9 (Hidden Single)
- Row 4 / Column 7 → 3 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 2 in b2 => r8c6<>2
- Locked Candidates Type 1 (Pointing): 3 in b5 => r5c1<>3
- Locked Candidates Type 1 (Pointing): 6 in b8 => r8c2<>6
- Naked Pair: 1,8 in r3c57 => r3c6<>8
- X-Wing: 1 r27 c14 => r1c1,r89c4<>1
- Swordfish: 6 c237 r169 => r1c18,r6c1<>6
- Row 1 / Column 1 → 2 (Naked Single)
- Row 3 / Column 3 → 3 (Naked Single)
- Row 3 / Column 6 → 2 (Naked Single)
- Row 6 / Column 1 → 3 (Hidden Single)
- Naked Pair: 4,8 in r1c68 => r1c7<>8
- Empty Rectangle: 8 in b6 (r3c57) => r4c5<>8
- Row 4 / Column 5 → 6 (Naked Single)
- Row 2 / Column 8 → 6 (Hidden Single)
- Row 1 / Column 7 → 1 (Naked Single)
- Row 2 / Column 1 → 1 (Naked Single)
- Row 1 / Column 2 → 6 (Full House)
- Row 3 / Column 7 → 8 (Naked Single)
- Row 1 / Column 8 → 4 (Full House)
- Row 3 / Column 5 → 1 (Full House)
- Row 6 / Column 7 → 6 (Full House)
- Row 1 / Column 6 → 8 (Full House)
- Row 8 / Column 5 → 8 (Full House)
- Row 7 / Column 1 → 8 (Naked Single)
- Row 5 / Column 1 → 6 (Full House)
- Row 6 / Column 3 → 2 (Naked Single)
- Row 6 / Column 2 → 8 (Full House)
- Row 9 / Column 3 → 6 (Full House)
- Row 5 / Column 6 → 3 (Naked Single)
- Row 5 / Column 4 → 8 (Full House)
- Row 9 / Column 4 → 2 (Naked Single)
- Row 7 / Column 8 → 2 (Naked Single)
- Row 7 / Column 4 → 1 (Full House)
- Row 4 / Column 8 → 8 (Full House)
- Row 4 / Column 9 → 2 (Full House)
- Row 2 / Column 6 → 4 (Naked Single)
- Row 2 / Column 4 → 3 (Full House)
- Row 8 / Column 4 → 4 (Full House)
- Row 8 / Column 6 → 6 (Full House)
- Row 9 / Column 2 → 1 (Naked Single)
- Row 8 / Column 2 → 2 (Full House)
- Row 8 / Column 9 → 1 (Full House)
- Row 9 / Column 9 → 8 (Full House)
Show More...