8
3
1
5
4
5
6
8
1
2
3
5
7
3
2
6
4
9
8
1
4
8
1
5
9
7
3
2
6
6
2
9
1
3
8
4
5
7
2
8
5
9
7
6
5
9
1
4
3
8
2

This Sudoku Puzzle has 12 steps and it is solved using Naked Single, Full House, Hidden Single, Naked Triple, Give Up techniques.

Try To Solve This Puzzle

Solution Steps:

  1. Row 1 / Column 2 → 9 (Naked Single)
  2. Row 9 / Column 2 → 4 (Full House)
  3. Row 1 / Column 8 → 7 (Naked Single)
  4. Row 9 / Column 6 → 5 (Naked Single)
  5. Row 1 / Column 3 → 2 (Naked Single)
  6. Row 1 / Column 4 → 1 (Naked Single)
  7. Row 1 / Column 6 → 3 (Full House)
  8. Row 7 / Column 6 → 4 (Naked Single)
  9. Row 9 / Column 3 → 9 (Hidden Single)
  10. Row 2 / Column 5 → 5 (Hidden Single)
  11. Naked Triple: 3,6,7 in r8c135 => r8c4<>6, r8c4<>7
  12. Give Up: Don't know how to proceed!
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