Problems by Lech Duraj

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Captain Obvious and the Rabbit-Man0.41251372876%5.6Harden
Chemist's vows0.0043342437689%3.1Mediumen
Crane0.025851038381%5.8Harden
Draughts0.0156427824287%3.3Mediumen
Escape0.331001793139%8.4Harden
Jewel Heist0.721489906370%7.1Harden
Rubik's Rectangle0.211858221255%8.3Harden
The Imp0.09339854856%8.7Harden
Wheels0.0152825922185%3.3Mediumen
Word Equations0.051000875057%6.5Harden