Problems from KTH Challenge 2011

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Base-2 Palindromes0.008499978178%4.1Mediumen
Coast Length0.012573119268086%2.6Easyen
Getting Rid of Coins0.0033229116958%7.5Harden
Icons in the Toolbar0.02226996768%7.4Harden
Kindergarten Excursion0.00631241104684%3.5Mediumen
Paintball0.00576112696686%3.1Mediumen
Reversed Binary Numbers0.0027145451383695%1.3Easyen