Problems by Ulf Lundström

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
A1 Paper0.00983062237578%4.1Mediumen
Alphabet Animals0.001202501182973%3.2Mediumen
Black Friday0.00824894434489%1.8Easyen
Car Game0.0631560539365%5.7Harden
Card Hand Sorting0.0047930424280%4.5Mediumen
Coast Length0.012573215276986%2.4Easyen
Erase Securely0.00614781447794%1.9Easyen
Exhaustive Experiment0.065591077267%7.9Harden
Falling Mugs0.00861573133685%3.6Mediumen
Flag Quiz0.009384372286%3.2Mediumen
Galactic Warlords0.0048221715772%6.5Harden
Kayaking Trip0.0154682065580%5.3Mediumen
Kindergarten Excursion0.00631364114484%3.0Mediumen
Lifting Walls0.001761295107883%4.0Mediumen
Luggage0.06596805771%7.1Harden
Number Trick0.0022854633261%6.9Harden
Proteins0.015261017978%5.3Mediumen
Restaurant Orders0.002822693208978%3.7Mediumen
Tomography0.009569258384%3.6Mediumen
Tomosynthesis0.001191403178%5.4Mediumen
Vacuum Tubes0.004191158675%6.2Harden
Virus Replication0.001002137179384%3.5Mediumen
X-ray spectrum0.00531776382%4.5Mediumen