Problems from Nordic Collegiate Programming Contest (NCPC) 2020

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Array of Discord 4365 912 21% 0.00 803 603 75% 4.8
Big Brother 468 211 45% 0.12 96 78 81% 5.4
Coin Stacks 3209 861 27% 0.00 671 553 82% 4.2
Dams in Distress 1270 561 44% 0.02 413 361 87% 4.2
Exhaustive Experiment 309 69 22% 0.04 78 57 73% 6.9
Film Critics 748 220 29% 0.04 203 154 76% 6.6
Gig Combinatorics 2016 718 36% 0.01 563 442 79% 4.6
Hiring and Firing 497 56 11% 0.03 100 36 36% 9.4
Infection Estimation 980 89 9% 0.00 149 66 44% 8.8
Joining Flows 983 299 30% 0.01 281 226 80% 5.2
Keep Calm And Carry Off 835 196 23% 0.01 180 121 67% 6.9
Language Survey 110 21 19% 0.00 40 18 45% 8.9
Methodic Multiplication 2002 1363 68% 0.00 992 950 96% 1.6