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

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: 2,3,9 in r8c123 => r8c4,r9c1<>2, r7c23,r8c4,r9c1<>3, r7c23,r8c48,r9c1<>9
  2. Locked Candidates Type 1 (Pointing): 6 in b3 => r45c8<>6
  3. Give Up: Don't know how to proceed!
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