Variations on Advanced Sudoku Logic Puzzles (Vol 1)
Chapter 23: Four Difficult tpsmith Puzzles (numbers 73-76)
- Step-by-step instructions for solving Puzzle 73, (92/144) Diff: 11/997.6558.5999
- Step-by-step instructions for solving Puzzle 74, (95/144) Diff: 14/98.9699.3555.4733
- Step-by-step instructions for solving Puzzle 75, (97/144) Diff: 14/96.4686.3589.8993
- Step-by-step instructions for solving Puzzle 76, (99/144) Diff: 14/67.7978.9867.4595