Problems from Alberta Collegiate Programming Contest 2017

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Anthony and Diablo0.00635579194435%2.8Mediumen
Concentration0.0170949116233%5.2Mediumen
Divide by 100...0.00746478184128%3.6Mediumen
Lane Switching0.001913133216112%5.9Harden
Matchings0.13190397415316%8.1Harden
Maximal Sequences0.02534109532329%6.5Harden
Musical Scales0.001222617159261%1.7Easyen
Quantum Superposition0.005233784118831%2.9Mediumen
Tetration0.0053963230258%1.7Easyen