Problems from Alberta Collegiate Programming Contest 2017

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Anthony and Diablo 4705 1716 36% 0.00 1753 1522 87% 2.7
Concentration 533 188 35% 0.01 170 143 84% 4.9
Divide by 100... 3970 1197 30% 0.00 1106 851 77% 4.4
Lane Switching 725 95 13% 0.00 94 60 64% 6.9
Matchings 834 139 17% 0.13 133 54 41% 7.9
Maximal Sequences 1005 229 23% 0.04 234 146 62% 7.2
Musical Scales 2091 1385 66% 0.00 1296 1236 95% 1.7
Quantum Superposition 1783 487 27% 0.00 444 356 80% 3.8
Tetration 3001 1717 57% 0.00 1545 1494 97% 1.5