Problems from Alberta Collegiate Programming Contest 2017

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Anthony and Diablo0.00635860205835%2.6Easyen
Concentration0.0170955217532%5.2Mediumen
Divide by 100...0.00746984198528%3.5Mediumen
Lane Switching0.001417156818912%5.5Harden
Matchings0.131416113016715%8.1Harden
Maximal Sequences0.02534119135029%6.4Harden
Musical Scales0.001222760167161%1.7Easyen
Quantum Superposition0.004604174133032%2.7Easyen
Tetration0.0054144238658%1.7Easyen