Problems by Ulf Lundström

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A1 Paper0.00510160294129%4.7Mediumen
Alphabet Animals0.0012014115264519%3.3Mediumen
Black Friday0.008212119480840%1.9Easyen
Car Game0.06315302784328%5.8Harden
Card Hand Sorting0.0047982029936%4.6Mediumen
Coast Length0.01511248411537%2.6Easyen
Erase Securely0.006110514505748%2.1Easyen
Exhaustive Experiment0.065594518920%7.8Harden
Falling Mugs0.00866832164224%3.6Mediumen
Flag Quiz0.00137265986633%3.3Mediumen
Galactic Warlords0.0048284818322%6.6Harden
Kayaking Trip0.01546347990526%5.2Mediumen
Kindergarten Excursion0.00634375139632%3.4Mediumen
Lifting Walls0.001766040146824%4.4Mediumen
Luggage0.065966089916%7.4Harden
Number Trick0.00228270346017%6.7Harden
Proteins0.015663618724%6.4Harden
Restaurant Orders0.0028215583336122%3.7Mediumen
Tomography0.00117331689727%3.7Mediumen
Tomosynthesis0.0011911683923%5.5Harden
Vacuum Tubes0.0041938811229%6.3Harden
Virus Replication0.001008783217825%4.0Mediumen
X-ray spectrum0.005313327823%4.8Mediumen