Problems from Alberta Collegiate Programming Contest 2017

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Anthony and Diablo0.00632155185086%2.6Easyen
Concentration0.0170918715080%5.2Mediumen
Divide by 100...0.00742091160777%3.4Mediumen
Lane Switching0.00141720613264%5.6Harden
Matchings0.1314161777844%7.9Harden
Maximal Sequences0.0253431521368%6.4Harden
Musical Scales0.001221623153595%1.7Easyen
Quantum Superposition0.004601290107783%2.8Mediumen
Tetration0.00162241214696%1.7Easyen