# params difficulty seed id generator_version
1x1 easy 0 sudoku:1x1:. 4
4x4 easy 0 sudoku:4x4:....2.3..3.4.... 4
9x9 easy 0 sudoku:9x9:..8..3.17..19.....7.....4...2..74...81.....54...12..8...5.....3.....65..49.3..6.. 4
9x9 medium 0 sudoku:9x9:..1.....4....49..1.37...25....1.264.9.......5.425.6....68...49.3..42....2.....3.. 4
9x9 hard 0 sudoku:9x9:9.68.7.......6..8.83..5.....1...6...6.3.7.9.2...2...6.....9..43.5..8.......4.58.7 4
9x9 expert 10 sudoku:9x9:47.2.8...38..9....2.....5.4...4.1.26.......5.....2.1...42..7......9....19...327.. 4
