Problems by Ulf Lundström

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
A1 Paper0.00982973230377%4.6Mediumen
Alphabet Animals0.001202478180873%3.3Mediumen
Black Friday0.00824773422789%1.8Easyen
Car Game0.0631560639465%5.8Harden
Card Hand Sorting0.0047930324180%4.5Mediumen
Coast Length0.012573157271586%2.5Easyen
Erase Securely0.00614671437094%1.9Easyen
Exhaustive Experiment0.065591077267%8.0Harden
Falling Mugs0.00861555132085%3.8Mediumen
Flag Quiz0.0013782370385%3.3Mediumen
Galactic Warlords0.0048221615672%6.7Harden
Kayaking Trip0.0154681465180%5.4Mediumen
Kindergarten Excursion0.00631268106484%3.6Mediumen
Lifting Walls0.001761272105783%4.2Mediumen
Luggage0.06596795570%7.5Harden
Number Trick0.0022853032862%6.7Harden
Proteins0.01526997778%4.9Mediumen
Restaurant Orders0.002822531194477%4.0Mediumen
Tomography0.0011767756884%3.8Mediumen
Tomosynthesis0.001191393077%5.7Harden
Vacuum Tubes0.004191128374%6.4Harden
Virus Replication0.001002007168684%3.4Mediumen
X-ray spectrum0.00531766282%4.9Mediumen