Variations on Advanced Sudoku Logic Puzzles (Vol 1)
Chapter 30: Four Challenging Sudoku-15 Puzzles (numbers 99-102)
- Step-by-step instructions for solving Puzzle 99, (124/225) Diff: 15/999.9989.9534.6451
- Step-by-step instructions for solving Puzzle 100, (119/225) Diff: 18/97.5983.2496.4422.7997
- Step-by-step instructions for solving Puzzle 101, (135/225) Diff: 18/96.6467.5544.8989.9996
- Step-by-step instructions for solving Puzzle 102, (140/225) Diff: 20/9486.5686.5523.6759.9994