Problems from Nordic Collegiate Programming Contest (NCPC) 2013

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Boiling Vegetables 1209 464 38% 0.00 407 338 83% 3.5
Cliff Walk 47 23 49% 0.01 26 21 81% 6.9
Dance Reconstruction 134 26 19% 0.00 39 25 64% 7.5
Dartboard 453 146 32% 0.00 132 112 85% 4.3
Erase Securely 4662 2452 53% 0.00 2290 2138 93% 1.7
Number Trick 1532 258 17% 0.00 308 178 58% 7.2
Pinball 573 102 18% 0.07 109 48 44% 8.1
Planting Trees 8942 4211 47% 0.00 3727 3346 90% 2.0
Robert Hood 2427 695 29% 0.02 501 372 74% 4.6
Timebomb 2521 1301 52% 0.00 1228 1160 94% 1.8
Virus Replication 4610 1030 22% 0.00 917 746 81% 3.6