Problems by Ulf Lundström

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A1 Paper0.00510110293629%4.6Mediumen
Alphabet Animals0.0012014103264119%3.3Mediumen
Black Friday0.008212086479440%1.9Easyen
Car Game0.06315302684228%5.8Harden
Card Hand Sorting0.0047982029936%4.5Mediumen
Coast Length0.01511249411537%2.6Easyen
Erase Securely0.006110489504848%2.1Easyen
Exhaustive Experiment0.065594498820%7.9Harden
Falling Mugs0.00896799163024%3.6Mediumen
Flag Quiz0.00137263986033%3.2Mediumen
Galactic Warlords0.0048283918222%6.6Harden
Kayaking Trip0.01546347890426%5.2Mediumen
Kindergarten Excursion0.00634371139532%3.4Mediumen
Lifting Walls0.001766011146224%4.4Mediumen
Luggage0.065965789917%7.0Harden
Number Trick0.00228269945817%6.6Harden
Proteins0.015663518725%6.0Harden
Restaurant Orders0.0028215572335522%3.8Mediumen
Tomography0.00117331689727%3.7Mediumen
Tomosynthesis0.0011911683923%4.9Mediumen
Vacuum Tubes0.0041938811229%6.1Harden
Virus Replication0.001008777217625%3.9Mediumen
X-ray spectrum0.005313327823%4.4Mediumen