Problems by Ulf Lundström

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
A1 Paper0.00983021233877%4.6Mediumen
Alphabet Animals0.001202492182073%3.2Mediumen
Black Friday0.00824876432789%1.8Easyen
Car Game0.0631560539365%5.8Harden
Card Hand Sorting0.0047930324180%4.5Mediumen
Coast Length0.012573209276286%2.5Easyen
Erase Securely0.00614720441794%2.0Easyen
Exhaustive Experiment0.065591077267%7.9Harden
Falling Mugs0.00861568133185%3.6Mediumen
Flag Quiz0.0013783471385%3.3Mediumen
Galactic Warlords0.0048221715772%6.6Harden
Kayaking Trip0.0154681865480%5.3Mediumen
Kindergarten Excursion0.00631323110684%3.7Mediumen
Lifting Walls0.001761280106383%4.2Mediumen
Luggage0.06596795570%7.7Harden
Number Trick0.0022854633261%6.9Harden
Proteins0.01526997778%5.3Mediumen
Restaurant Orders0.002822679207878%3.6Mediumen
Tomography0.0011768657784%3.6Mediumen
Tomosynthesis0.001191382976%5.7Harden
Vacuum Tubes0.004191148575%6.3Harden
Virus Replication0.001002106177084%3.4Mediumen
X-ray spectrum0.00531766282%4.7Mediumen