Problems from Central Europe Regional Contest (CERC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Bus 4561 2574 56% 0.00 2534 2366 93% 1.6
Captain Obvious and the Rabbit-Man 54 21 39% 0.13 25 19 76% 6.8
Chain & Co. 58 19 33% 0.24 22 17 77% 6.4
Crane 167 93 56% 0.02 62 59 95% 4.3
Digraphs 274 75 27% 0.00 83 64 77% 6.7
Draughts 434 162 37% 0.01 138 120 87% 4.5
Escape 367 58 16% 0.72 59 25 42% 7.2
Magical GCD 813 226 28% 0.26 201 144 72% 6.1
Rubik's Rectangle 51 13 25% 0.33 16 11 69% 7.4
Subway 98 19 19% 0.58 27 17 63% 7.7
What does the fox say? 9201 4061 44% 0.00 3656 3314 91% 2.1