Problems from Southwestern Europe Regional Contest (SWERC) 2009

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Darts 95 36 38% 0.00 60 30 50% 7.4
Genetics 28 9 32% 0.00 14 9 64% 7.2
Happy Telephones 1070 474 44% 0.02 322 290 90% 2.7
Haunted Graveyard 1312 94 7% 0.02 208 57 27% 8.5
Lights 32 15 47% 0.00 18 14 78% 5.4
Routing 12 8 67% 0.02 9 8 89% 5.7
Slalom 139 45 32% 0.03 41 27 66% 7.8
Stammering Aliens 428 122 29% 0.11 109 84 77% 6.1
Trick or Treat 843 242 29% 0.07 149 128 86% 4.2
Working at the Restaurant 1524 450 30% 0.01 420 333 79% 4.8