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

This Sudoku Puzzle has 3 steps and it is solved using Hidden Single, Naked Triple, Give Up techniques.

Hidden Single Explanation
Try To Solve This Puzzle

Solution Steps:

  1. Row 9 / Column 9 → 4 (Hidden Single)
  2. Naked Triple: 1,2,6 in r679c5 => r34c5<>1, r34c5<>6, r4c5<>2
  3. Give Up: Don't know how to proceed!
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