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

This Sudoku Puzzle has 3 steps and it is solved using Locked Triple, Locked Candidates Type 1 (Pointing), Give Up techniques.

Locked Candidates Explanation
Try To Solve This Puzzle

Solution Steps:

  1. Locked Triple: 1,3,9 in r456c3 => r189c3,r46c1,r5c2<>3, r18c3,r46c1,r5c2<>9, r46c1,r5c2,r89c3<>1
  2. Locked Candidates Type 1 (Pointing): 5 in b4 => r789c1<>5
  3. Give Up: Don't know how to proceed!
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