Problems from KTH Challenge 2011

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Base-2 Palindromes 1065 401 38% 0.00 437 331 76% 4.4
Coast Length 5553 2019 36% 0.01 1425 1217 85% 3.1
Getting Rid of Coins 700 140 20% 0.00 150 90 60% 7.8
Icons in the Toolbar 92 39 42% 0.02 51 36 71% 7.7
Kindergarten Excursion 1433 516 36% 0.00 403 337 84% 4.2
Paintball 1289 484 38% 0.00 348 298 86% 4.4
Reversed Binary Numbers 11577 7266 63% 0.00 6280 6001 96% 1.4