Variations on Intermediate Sudoku Logic Puzzles (Vol 1)
Chapter 20: Four Medium Sudoku-7B-X Puzzles (numbers 101-104)
- Step-by-step instructions for solving Puzzle 101, (32/49) Diff: 5/9.4791
- Step-by-step instructions for solving Puzzle 102, (32/49) Diff: 6/95.4462
- Step-by-step instructions for solving Puzzle 103, (36/49) Diff: 8/7544.2482
- Step-by-step instructions for solving Puzzle 104, (40/49) Diff: 8/2346.4495