Problems from Alberta Collegiate Programming Contest 2017

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Anthony and Diablo0.00632162185686%2.6Easyen
Concentration0.0170918815281%5.1Mediumen
Divide by 100...0.00742096161177%3.4Mediumen
Lane Switching0.00141721013464%5.7Harden
Matchings0.1314161808044%7.8Harden
Maximal Sequences0.0253431521368%6.4Harden
Musical Scales0.001221630154295%1.6Easyen
Quantum Superposition0.002171302109084%2.7Easyen
Tetration0.00162244214996%1.7Easyen