Problems by Lech Duraj

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Captain Obvious and the Rabbit-Man0.412511223831%6.6Harden
Chemist's vows0.00433189653328%3.0Mediumen
Crane0.0258528712343%5.4Mediumen
Draughts0.0156471427539%3.5Mediumen
Escape0.3310015128216%8.4Harden
Jewel Heist0.7514892476526%6.2Harden
Rubik's Rectangle0.2118581092119%8.2Harden
The Imp0.093395518716%8.0Harden
Wheels0.0155668626338%3.4Mediumen
Word Equations0.05100053210720%7.5Harden