Problems from Nordic Collegiate Programming Contest (NCPC) 2020

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Array of Discord 2897 596 21% 0.00 530 380 72% 4.9
Big Brother 300 124 41% 0.12 61 46 75% 6.3
Coin Stacks 2165 617 28% 0.00 470 396 84% 3.7
Dams in Distress 898 399 44% 0.02 307 260 85% 4.6
Exhaustive Experiment 216 44 20% 0.04 54 36 67% 7.1
Film Critics 506 155 31% 0.04 150 113 75% 6.0
Gig Combinatorics 1450 464 32% 0.01 404 303 75% 4.8
Hiring and Firing 382 39 10% 0.05 71 26 37% 9.5
Infection Estimation 771 58 8% 0.00 123 49 40% 8.7
Joining Flows 700 206 29% 0.01 221 173 78% 5.0
Keep Calm And Carry Off 651 137 21% 0.02 143 92 64% 6.1
Language Survey 81 14 17% 0.00 28 12 43% 8.5
Methodic Multiplication 1364 913 67% 0.00 646 612 95% 1.6