Problems from Nordic Collegiate Programming Contest (NCPC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Boiling Vegetables 1377 546 40% 0.00 489 406 83% 3.7
Cliff Walk 60 29 48% 0.01 32 26 81% 6.8
Dance Reconstruction 165 35 21% 0.00 47 31 66% 7.4
Dartboard 477 161 34% 0.00 149 126 85% 4.3
Erase Securely 5743 2986 52% 0.00 2769 2590 94% 1.7
Number Trick 1721 294 17% 0.00 344 201 58% 7.1
Pinball 636 107 17% 0.05 117 50 43% 8.4
Planting Trees 12277 5644 46% 0.00 4704 4254 90% 1.9
Robert Hood 3041 889 29% 0.02 598 455 76% 4.4
Timebomb 2842 1507 53% 0.00 1410 1338 95% 1.7
Virus Replication 5562 1283 23% 0.00 1112 919 83% 3.6