Problems from Alberta Collegiate Programming Contest 2017

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Anthony and Diablo 3211 1110 35% 0.00 1116 967 87% 2.4
Concentration 473 160 34% 0.01 149 123 83% 4.3
Divide by 100... 2934 849 29% 0.00 750 572 76% 4.3
Lane Switching 437 63 14% 0.00 60 41 68% 7.7
Matchings 646 104 16% 0.13 104 37 36% 7.3
Maximal Sequences 635 146 23% 0.04 162 90 56% 6.5
Musical Scales 1113 794 71% 0.00 720 697 97% 1.5
Quantum Superposition 1243 265 21% 0.00 241 176 73% 5.9
Tetration 1693 900 53% 0.00 776 748 96% 1.6