Problems by Lech Duraj

Name Fastest Shortest Total Acc. Ratio Difficulty Languages
Captain Obvious and the Rabbit-Man 0.53 492 52 19 37% 6.5Hard en
Chemist's vows 0.00 483 1218 370 30% 3.2Medium en
Crane 0.02 664 170 87 51% 5.7Hard en
Draughts 0.01 767 479 181 38% 4.4Medium en
Escape 0.72 1515 366 54 15% 8.3Hard en
Jewel Heist 0.84 1561 158 46 29% 8.1Hard en
Rubik's Rectangle 0.27 2183 61 13 21% 7.4Hard en
The Imp 0.09 620 426 50 12% 8.1Hard en
Wheels 0.01 821 561 200 36% 3.5Medium en
Word Equations 0.05 1218 384 63 16% 7.7Hard en