Problems from Nordic Collegiate Programming Contest (NCPC) 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Adjoin the Networks 2991 758 25% 0.00 663 527 79% 5.9
Bell Ringing 723 367 51% 0.00 335 281 84% 4.5
Cryptographer's Conundrum 13563 8408 62% 0.00 7572 7309 97% 1.4
Disastrous Downtime 7615 2578 34% 0.00 2034 1737 85% 2.9
Entertainment Box 2117 563 27% 0.03 504 404 80% 5.9
Floppy Music 510 236 46% 0.00 227 201 89% 5.3
Goblin Garden Guards 4087 876 21% 0.05 596 439 74% 6.0
Hero Power 120 42 35% 0.03 52 35 67% 7.2
iCar 160 20 12% 0.01 52 17 33% 9.1
Just a Quiz 303 95 31% 0.05 107 78 73% 6.5