Problems from Alberta Collegiate Programming Contest 2017

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Anthony and Diablo0.00635788202735%2.8Mediumen
Concentration0.0170952317133%5.3Mediumen
Divide by 100...0.00746788190728%3.8Mediumen
Lane Switching0.001417142917212%5.7Harden
Matchings0.131903103515815%8.1Harden
Maximal Sequences0.02534115933629%6.5Harden
Musical Scales0.001222714164361%1.7Easyen
Quantum Superposition0.004603923124432%2.8Mediumen
Tetration0.0054070236258%1.7Easyen