Problems by Ulf Lundström

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A1 Paper0.00510002292329%4.6Mediumen
Alphabet Animals0.0012014084263519%3.4Mediumen
Black Friday0.008212031477640%1.9Easyen
Car Game0.06315301184228%5.8Harden
Card Hand Sorting0.0066581329536%4.6Mediumen
Coast Length0.01511204410237%2.7Easyen
Erase Securely0.006110449502948%2.2Easyen
Exhaustive Experiment0.065594488820%8.0Harden
Falling Mugs0.00896787162324%3.7Mediumen
Flag Quiz0.00137262284932%3.4Mediumen
Galactic Warlords0.0048281918022%6.6Harden
Kayaking Trip0.01546346690126%5.3Mediumen
Kindergarten Excursion0.00634344138732%3.5Mediumen
Lifting Walls0.001765992145624%4.5Mediumen
Luggage0.065965669617%7.0Harden
Number Trick0.00228269545717%6.7Harden
Proteins0.015663208727%5.9Harden
Restaurant Orders0.0028215494332021%3.9Mediumen
Tomography0.00117330689527%3.7Mediumen
Tomosynthesis0.0011911613824%5.6Harden
Vacuum Tubes0.0041938311129%6.5Harden
Virus Replication0.001008768217125%4.0Mediumen
X-ray spectrum0.005313147223%4.9Mediumen