Problems by Ulf Lundström

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
A1 Paper0.00983028234477%4.6Mediumen
Alphabet Animals0.001202498182673%3.3Mediumen
Black Friday0.00824890434189%1.7Easyen
Car Game0.0631560539365%5.7Harden
Card Hand Sorting0.0047930424280%4.5Mediumen
Coast Length0.012573212276686%2.4Easyen
Erase Securely0.00614745444094%2.0Easyen
Exhaustive Experiment0.065591077267%7.9Harden
Falling Mugs0.00861573133685%3.6Mediumen
Flag Quiz0.0013784272186%3.2Mediumen
Galactic Warlords0.0048221715772%6.6Harden
Kayaking Trip0.0154681865480%5.3Mediumen
Kindergarten Excursion0.00631342112184%3.7Mediumen
Lifting Walls0.001761294107783%4.0Mediumen
Luggage0.06596795570%7.7Harden
Number Trick0.0022854633261%6.9Harden
Proteins0.015261017978%5.4Mediumen
Restaurant Orders0.002822691208978%3.6Mediumen
Tomography0.009568757884%3.6Mediumen
Tomosynthesis0.001191403178%5.5Harden
Vacuum Tubes0.004191158675%6.3Harden
Virus Replication0.001002125178084%3.5Mediumen
X-ray spectrum0.00531766282%4.7Mediumen