Problems by Ulf Lundström

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A1 Paper0.0059346271929%4.3Mediumen
Alphabet Animals0.0012013170236518%3.5Mediumen
Black Friday0.008211060432239%2.1Easyen
Car Game0.06315286981028%5.9Harden
Card Hand Sorting0.0066568826539%4.4Mediumen
Coast Length0.01510144364436%3.0Mediumen
Erase Securely0.00619084446949%1.8Easyen
Exhaustive Experiment0.065593937920%8.4Harden
Falling Mugs0.00895785141925%3.6Mediumen
Flag Quiz0.00245208565832%4.0Mediumen
Galactic Warlords0.0048271616122%6.8Harden
Kayaking Trip0.01682285775626%4.4Mediumen
Kindergarten Excursion0.00633765121132%3.6Mediumen
Lifting Walls0.001765598135624%4.4Mediumen
Luggage0.065964468218%6.6Harden
Number Trick0.00228252941917%7.0Harden
Proteins0.015662768430%6.2Harden
Restaurant Orders0.0147312703263521%5.5Harden
Tomography0.00117269871827%3.7Mediumen
Tomosynthesis0.0011911293829%5.5Harden
Vacuum Tubes0.0041934510731%6.4Harden
Virus Replication0.001008140198624%3.8Mediumen
X-ray spectrum0.005312385523%6.5Harden