# params difficulty seed id generator_version
1x1 easy 0 sudoku:1x1:. 6
4x4 easy 0 sudoku:4x4:....2.3..3.4.... 6
9x9 easy 0 sudoku:9x9:..8..3.17..19.....7.....4...2..74...81.....54...12..8...5.....3.....65..49.3..6.. 6
9x9 medium 0 sudoku:9x9:2....3.17..19...6.7...1.4...2..74....1.....5....12..8...5.9...3.7...65..49.3....8 6
9x9 hard 0 sudoku:9x9:24...3.1...19............35.2..743...1.....5...412..8.68............65...9.3...78 6
9x9 expert 0 sudoku:9x9:...5.3.1....9....276..1.........4....17...25..3....7....57....31....6...49...16.. 6
