Problems from 2018 Atlantic Canadian Preliminary Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Divisibility Shortcut0.0013154019536%4.1Mediumen
Driver's Dilemma0.0092137667149%2.4Easyen
Fog Catchers0.141958621118%6.0Harden
Lorem Ipsum0.0113491263024%5.7Harden
Luhn's Checksum Algorithm0.00865059256251%1.7Easyen
Multi-Year Contest Scheduling0.008281535335%3.5Mediumen
Party Game0.0017553722342%3.7Mediumen
Send More Money0.0050066717727%7.0Harden