ravel wrote:Updated the hardest list with puzzles from Eioru's lists:
In the first list (4 puzzles) nr 4(9.8) needed 6 steps, 2 and 3 had 4 steps.
In the second list (29 puzzles) nr 18(9.8) needed 6 steps
I normalize all 4 of first list to second list... ( 4 first list can be delete from your hardest list )
and I also find others
1..2..3......1......4..5..67..8..2...4.....9...9..3..13..1..8......7......6..9..5
1..2..3......4......5..1..64..1..2...3.....7...6..8..59..7..4......9......7..6..3
1..2..3......4......5..1..67..8..2...3.....5...4..9..78..6..7......1......9..5..4
1..2..3......4......5..3..64..7..8...3.....5...6..9..77..8..1......1......2..6..9
1..2..3......4......5..3..66..7..2...7.....5...8..9..42..1..9......6......7..4..8
1..2..3......4......5..6..13..7..8...9.....2...4..2..79..1..7......5......6..8..4
1..2..3......4......5..6..45..7..1...4.....6...8..2..37..6..2......9......9..5..8
1..2..3......4......5..6..47..3..1.........6...6..4..83..7..2.............8..9..5
1..2..3......4......5..6..47..3..1...8.........6..4..93..7..2.............9..8..5
1..2..3......4......5..6..73..6..8...4.....5...9..5..68..3..9......7......1..2..4
1..2..3......4......5..6..73..8..1...7.....5...6..7..49..5..8......9......1..4..2
1..2..3......4......5..6..74..6..8...7.....1...9..5..32..8..5......2......6..7..9
1..2..3......4......5..6..77..6..2...8.....9...4..3..59..3..8......5......6..7..1
1..2..3......4......5..6..78..9..2...7.....4...1..8..64..3..8......2......6..5..3