Problems from Alberta Collegiate Programming Contest 2017

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Anthony and Diablo0.00632163185786%2.6Easyen
Concentration0.0170919015381%5.2Mediumen
Divide by 100...0.00742101161777%3.4Mediumen
Lane Switching0.00141721013464%5.7Harden
Matchings0.1314161818145%7.8Harden
Maximal Sequences0.0253431521368%6.4Harden
Musical Scales0.001221635154795%1.6Easyen
Quantum Superposition0.002171311109984%2.6Easyen
Tetration0.00162247215196%1.8Easyen