Problems from Nordic Collegiate Programming Contest (NCPC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Boiling Vegetables 1234 481 39% 0.00 425 353 83% 3.5
Cliff Walk 52 27 52% 0.01 28 24 86% 5.5
Dance Reconstruction 135 27 20% 0.00 40 26 65% 7.4
Dartboard 456 148 32% 0.00 135 114 84% 4.4
Erase Securely 4839 2554 53% 0.00 2380 2226 94% 1.7
Number Trick 1588 267 17% 0.00 312 181 58% 7.2
Pinball 595 106 18% 0.07 109 49 45% 8.0
Planting Trees 9842 4548 46% 0.00 4003 3597 90% 2.0
Robert Hood 2674 803 30% 0.02 525 394 75% 4.5
Timebomb 2620 1364 52% 0.00 1285 1214 94% 1.8
Virus Replication 4757 1061 22% 0.00 944 769 81% 3.6