Problems by Ulf Lundström

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
A1 Paper0.00983074238578%4.1Mediumen
Alphabet Animals0.001202503183273%3.2Mediumen
Black Friday0.00824938438789%1.7Easyen
Car Game0.0631560539365%5.7Harden
Card Hand Sorting0.0047930424380%4.4Mediumen
Coast Length0.012573224277786%2.5Easyen
Erase Securely0.00614785448194%1.8Easyen
Exhaustive Experiment0.065591077267%8.0Harden
Falling Mugs0.00861574133885%3.6Mediumen
Flag Quiz0.009384572486%3.2Mediumen
Galactic Warlords0.0048221715772%6.6Harden
Kayaking Trip0.0154682466080%5.3Mediumen
Kindergarten Excursion0.00631369115084%3.2Mediumen
Lifting Walls0.001761299108183%4.0Mediumen
Luggage0.06596805771%7.2Harden
Number Trick0.0022854633261%6.9Harden
Proteins0.015261017978%5.5Harden
Restaurant Orders0.002822720210878%3.7Mediumen
Tomography0.009569258484%3.6Mediumen
Tomosynthesis0.001191403178%5.7Harden
Vacuum Tubes0.004191168674%6.4Harden
Virus Replication0.001002146179984%3.5Mediumen
X-ray spectrum0.00531766282%4.9Mediumen