Solution for Easy Sudoku #1245728139617
5
1
9
7
8
3
8
7
1
9
9
7
1
5
1
7
9
6
1
3
9
2
6
1
8
2
6
4
7
1
6
2
4
8
This Sudoku Puzzle has 60 steps and it is solved using Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Hidden Pair, undefined, Locked Candidates Type 2 (Claiming), 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 7 / Column 3 → 4 (Naked Single)
- Row 8 / Column 3 → 8 (Naked Single)
- Row 3 / Column 7 → 2 (Hidden Single)
- Row 8 / Column 6 → 9 (Hidden Single)
- Row 8 / Column 2 → 7 (Hidden Single)
- Row 9 / Column 5 → 7 (Hidden Single)
- Row 8 / Column 5 → 1 (Hidden Single)
- Row 5 / Column 6 → 1 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 4 in b1 => r1c5<>4
- Locked Candidates Type 1 (Pointing): 3 in b3 => r2c45<>3
- Naked Triple: 2,3,5 in r127c4 => r456c4<>2, r45c4<>3, r456c4<>5
- Locked Candidates Type 1 (Pointing): 2 in b5 => r12c5<>2
- Hidden Pair: 7,9 in r6c49 => r6c49<>8, r6c9<>2
- Row 6 / Column 1 → 8 (Hidden Single)
- 2-String Kite: 4 in r3c6,r4c7 (connected by r2c7,r3c8) => r4c6<>4
- 2-String Kite: 5 in r4c7,r9c6 (connected by r8c7,r9c8) => r4c6<>5
- 2-String Kite: 5 in r6c6,r7c2 (connected by r7c4,r9c6) => r6c2<>5
- Locked Candidates Type 2 (Claiming): 5 in r6 => r45c5<>5
- Naked Pair: 2,4 in r16c2 => r5c2<>2, r5c2<>4
- Locked Candidates Type 1 (Pointing): 2 in b4 => r6c5<>2
- 2-String Kite: 6 in r1c5,r6c3 (connected by r1c1,r2c3) => r6c5<>6
- W-Wing: 3/6 in r1c5,r4c6 connected by 6 in r14c1 => r45c5<>3
- Row 1 / Column 5 → 3 (Hidden Single)
- Row 1 / Column 4 → 2 (Naked Single)
- Row 1 / Column 2 → 4 (Naked Single)
- Row 1 / Column 1 → 6 (Full House)
- Row 2 / Column 3 → 2 (Full House)
- Row 6 / Column 3 → 6 (Full House)
- Row 2 / Column 4 → 5 (Naked Single)
- Row 6 / Column 2 → 2 (Naked Single)
- Row 7 / Column 4 → 3 (Naked Single)
- Row 7 / Column 2 → 5 (Full House)
- Row 9 / Column 6 → 5 (Full House)
- Row 5 / Column 2 → 3 (Full House)
- Row 8 / Column 1 → 3 (Full House)
- Row 8 / Column 7 → 5 (Full House)
- Row 6 / Column 6 → 4 (Naked Single)
- Row 9 / Column 8 → 9 (Naked Single)
- Row 9 / Column 9 → 3 (Full House)
- Row 4 / Column 7 → 4 (Naked Single)
- Row 2 / Column 7 → 3 (Full House)
- Row 3 / Column 6 → 6 (Naked Single)
- Row 2 / Column 5 → 4 (Full House)
- Row 3 / Column 8 → 4 (Full House)
- Row 4 / Column 6 → 3 (Full House)
- Row 5 / Column 5 → 2 (Naked Single)
- Row 6 / Column 5 → 5 (Naked Single)
- Row 4 / Column 5 → 6 (Full House)
- Row 2 / Column 9 → 8 (Naked Single)
- Row 2 / Column 8 → 6 (Full House)
- Row 4 / Column 1 → 5 (Naked Single)
- Row 5 / Column 1 → 4 (Full House)
- Row 5 / Column 9 → 7 (Naked Single)
- Row 4 / Column 8 → 8 (Naked Single)
- Row 5 / Column 8 → 5 (Full House)
- Row 5 / Column 4 → 8 (Full House)
- Row 6 / Column 9 → 9 (Naked Single)
- Row 4 / Column 9 → 2 (Full House)
- Row 4 / Column 4 → 9 (Full House)
- Row 6 / Column 4 → 7 (Full House)
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