Problems by Ulf Lundström

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
A1 Paper0.00983077238878%4.2Mediumen
Alphabet Animals0.001202504183273%3.2Mediumen
Black Friday0.00824946439589%1.7Easyen
Car Game0.0631560539365%5.7Harden
Card Hand Sorting0.0047930424380%4.4Mediumen
Coast Length0.012573232278586%2.4Easyen
Erase Securely0.00614785448194%1.9Easyen
Exhaustive Experiment0.065591077267%8.0Harden
Falling Mugs0.00861575133885%3.5Mediumen
Flag Quiz0.009384772686%3.2Mediumen
Galactic Warlords0.0048221715772%6.5Harden
Kayaking Trip0.0154682466080%5.2Mediumen
Kindergarten Excursion0.00631369115084%3.3Mediumen
Lifting Walls0.001761299108283%3.9Mediumen
Luggage0.06596805771%7.2Harden
Number Trick0.0022856234662%6.8Harden
Proteins0.015261017978%5.5Harden
Restaurant Orders0.002822725211478%3.7Mediumen
Tomography0.009571360084%3.7Mediumen
Tomosynthesis0.001191403280%4.8Mediumen
Vacuum Tubes0.004191168775%6.0Harden
Virus Replication0.001002150180384%3.5Mediumen
X-ray spectrum0.00531766383%4.3Mediumen