Problems from Nordic Collegiate Programming Contest (NCPC) 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Adjoin the Networks 1337 349 26% 0.00 307 234 76% 5.9
Bell Ringing 456 215 47% 0.00 195 159 82% 4.7
Cryptographer's Conundrum 6111 3818 62% 0.00 3392 3278 97% 1.3
Disastrous Downtime 2731 868 32% 0.00 714 569 80% 3.6
Entertainment Box 1034 251 24% 0.04 255 198 78% 6.5
Floppy Music 315 138 44% 0.00 137 121 88% 5.5
Goblin Garden Guards 2763 559 20% 0.05 389 266 68% 6.3
Hero Power 62 25 40% 0.03 33 21 64% 7.7
iCar 110 12 11% 0.01 32 10 31% 8.8
Just a Quiz 185 58 31% 0.05 65 47 72% 5.5