Problems from Nordic Collegiate Programming Contest (NCPC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Boiling Vegetables 1505 620 41% 0.00 558 468 84% 3.7
Cliff Walk 64 33 52% 0.01 36 30 83% 6.5
Dance Reconstruction 184 39 21% 0.00 54 34 63% 8.2
Dartboard 533 174 33% 0.00 163 138 85% 4.5
Erase Securely 6474 3359 52% 0.00 3094 2901 94% 1.7
Number Trick 1893 306 16% 0.00 365 212 58% 7.2
Pinball 653 114 17% 0.05 123 55 45% 8.5
Planting Trees 13926 6353 46% 0.00 5262 4767 91% 1.9
Robert Hood 3540 1050 30% 0.02 685 518 76% 4.9
Timebomb 3144 1672 53% 0.00 1568 1488 95% 1.7
Virus Replication 6174 1503 24% 0.00 1261 1048 83% 3.7