Problems from KTH Challenge 2011

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Base-2 Palindromes 1307 504 39% 0.00 521 400 77% 4.5
Coast Length 6090 2238 37% 0.01 1595 1360 85% 3.3
Getting Rid of Coins 748 145 19% 0.00 161 94 58% 8.0
Icons in the Toolbar 98 43 44% 0.02 54 38 70% 7.8
Kindergarten Excursion 1718 590 34% 0.00 474 395 83% 4.2
Paintball 1474 573 39% 0.00 406 341 84% 4.5
Reversed Binary Numbers 14235 8675 61% 0.00 7594 7217 95% 1.5