Problems from Central Europe Regional Contest (CERC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Bus 3677 2000 54% 0.00 1992 1843 93% 1.7
Captain Obvious and the Rabbit-Man 48 18 38% 0.53 20 16 80% 7.0
Chain & Co. 44 12 27% 0.84 15 11 73% 6.5
Crane 141 79 56% 0.02 50 48 96% 3.7
Digraphs 214 56 26% 0.00 63 49 78% 6.8
Draughts 193 96 50% 0.01 82 74 90% 3.8
Escape 345 50 14% 0.72 48 17 35% 8.0
Magical GCD 676 178 26% 0.26 155 115 74% 5.7
Rubik's Rectangle 43 10 23% 0.33 12 8 67% 7.8
Subway 74 12 16% 0.68 20 10 50% 8.7
What does the fox say? 7432 3254 44% 0.00 2936 2663 91% 2.0