Problems from Nordic Collegiate Programming Contest (NCPC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Boiling Vegetables 1429 572 40% 0.00 515 428 83% 3.7
Cliff Walk 61 30 49% 0.01 33 27 82% 6.5
Dance Reconstruction 169 37 22% 0.00 48 32 67% 7.3
Dartboard 494 164 33% 0.00 152 129 85% 4.4
Erase Securely 6093 3146 52% 0.00 2901 2715 94% 1.7
Number Trick 1741 298 17% 0.00 348 205 59% 7.0
Pinball 639 109 17% 0.05 119 52 44% 8.4
Planting Trees 13472 6109 45% 0.00 5035 4561 91% 1.8
Robert Hood 3192 938 29% 0.02 628 482 77% 4.2
Timebomb 2917 1553 53% 0.00 1457 1383 95% 1.7
Virus Replication 5989 1453 24% 0.00 1206 1005 83% 3.4