Problems from KTH Challenge 2011

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Base-2 Palindromes0.0084101579378%4.1Mediumen
Coast Length0.012573213276786%2.4Easyen
Getting Rid of Coins0.0033229316958%7.5Harden
Icons in the Toolbar0.022261056865%7.6Harden
Kindergarten Excursion0.00631361114184%3.2Mediumen
Paintball0.001781200101084%3.4Mediumen
Reversed Binary Numbers0.0027147521403195%1.4Easyen