Problems from Alberta Collegiate Programming Contest 2017

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Anthony and Diablo0.00632175186986%2.5Easyen
Concentration0.0170919015381%5.1Mediumen
Divide by 100...0.00742130164077%3.4Mediumen
Lane Switching0.00141721813964%5.7Harden
Matchings0.1114161848446%7.6Harden
Maximal Sequences0.0253432021768%6.3Harden
Musical Scales0.001221649156195%1.6Easyen
Quantum Superposition0.002171363114984%2.5Easyen
Tetration0.00162254216096%1.7Easyen