Problems by Ulf Lundström

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
A1 Paper0.0059860288429%4.2Mediumen
Alphabet Animals0.0012013869255918%3.7Mediumen
Black Friday0.008211654460540%2.0Easyen
Car Game0.06315297083428%5.9Harden
Card Hand Sorting0.0066575527637%4.7Mediumen
Coast Length0.01510883394236%3.1Mediumen
Erase Securely0.006110215491248%2.3Easyen
Exhaustive Experiment0.065594258520%8.1Harden
Falling Mugs0.00896622157924%3.6Mediumen
Flag Quiz0.00137249280232%3.4Mediumen
Galactic Warlords0.0048279117522%6.9Harden
Kayaking Trip0.01546331085526%5.2Mediumen
Kindergarten Excursion0.00634251135632%3.6Mediumen
Lifting Walls0.001765945144124%4.5Mediumen
Luggage0.065965469517%7.1Harden
Number Trick0.00228266145217%6.8Harden
Proteins0.015662978629%6.0Harden
Restaurant Orders0.0128214683305321%5.0Mediumen
Tomography0.00117323187427%3.8Mediumen
Tomosynthesis0.0011911423827%5.6Harden
Vacuum Tubes0.0041936411130%6.5Harden
Virus Replication0.001008724215925%4.1Mediumen
X-ray spectrum0.005312826724%4.4Mediumen