Problems from Nordic Collegiate Programming Contest (NCPC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Boiling Vegetables 1172 447 38% 0.00 392 326 83% 3.4
Cliff Walk 47 23 49% 0.01 26 21 81% 6.9
Dance Reconstruction 133 26 20% 0.00 38 25 66% 7.4
Dartboard 440 140 32% 0.00 125 106 85% 4.3
Erase Securely 4285 2253 53% 0.00 2104 1963 93% 1.7
Number Trick 1529 257 17% 0.00 306 177 58% 7.2
Pinball 569 100 18% 0.07 108 46 43% 8.2
Planting Trees 8258 3908 47% 0.00 3471 3107 90% 2.4
Robert Hood 2260 643 28% 0.02 478 352 74% 4.7
Timebomb 2350 1207 51% 0.00 1147 1080 94% 1.8
Virus Replication 4250 946 22% 0.00 837 678 81% 3.5