Problems from Nordic Collegiate Programming Contest (NCPC) 2020

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Array of Discord 3565 725 20% 0.00 636 461 72% 4.9
Big Brother 371 171 46% 0.12 73 58 79% 5.1
Coin Stacks 2501 699 28% 0.00 535 447 84% 3.9
Dams in Distress 1050 470 45% 0.02 348 299 86% 4.4
Exhaustive Experiment 253 56 22% 0.04 64 45 70% 5.5
Film Critics 593 175 30% 0.04 164 126 77% 5.8
Gig Combinatorics 1652 542 33% 0.01 453 341 75% 5.0
Hiring and Firing 422 49 12% 0.03 82 31 38% 9.3
Infection Estimation 845 78 9% 0.00 129 55 43% 8.4
Joining Flows 795 239 30% 0.01 237 187 79% 5.0
Keep Calm And Carry Off 728 167 23% 0.02 155 103 66% 5.9
Language Survey 85 17 20% 0.00 31 15 48% 8.0
Methodic Multiplication 1666 1118 67% 0.00 789 752 95% 1.6