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

This Sudoku Puzzle has 6 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Give Up techniques.

Try To Solve This Puzzle

Solution Steps:

  1. Row 2 / Column 7 → 4 (Hidden Single)
  2. Row 3 / Column 6 → 7 (Hidden Single)
  3. Locked Candidates Type 1 (Pointing): 2 in b3 => r3c123<>2
  4. Locked Candidates Type 1 (Pointing): 3 in b9 => r9c56<>3
  5. Locked Candidates Type 1 (Pointing): 4 in b9 => r9c3<>4
  6. Give Up: Don't know how to proceed!
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