Problems by Ulf Lundström

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
A1 Paper0.00983011233077%4.6Mediumen
Alphabet Animals0.001202486181573%3.3Mediumen
Black Friday0.00824859431289%1.8Easyen
Car Game0.0631560539365%5.8Harden
Card Hand Sorting0.0047930324180%4.5Mediumen
Coast Length0.012573205275986%2.4Easyen
Erase Securely0.00614704440294%2.0Easyen
Exhaustive Experiment0.065591077267%7.9Harden
Falling Mugs0.00861560132585%3.6Mediumen
Flag Quiz0.0013783271185%3.3Mediumen
Galactic Warlords0.0048221515572%6.6Harden
Kayaking Trip0.0154681865480%5.3Mediumen
Kindergarten Excursion0.00631312109984%3.6Mediumen
Lifting Walls0.001761278106183%4.2Mediumen
Luggage0.06596785571%7.5Harden
Number Trick0.0022853032862%6.6Harden
Proteins0.01526997778%5.3Mediumen
Restaurant Orders0.002822650205177%3.7Mediumen
Tomography0.0011768457584%3.6Mediumen
Tomosynthesis0.001191382976%5.7Harden
Vacuum Tubes0.004191138474%6.3Harden
Virus Replication0.001002069174084%3.2Mediumen
X-ray spectrum0.00531766282%4.7Mediumen