Problems from 2018 Atlantic Canadian Preliminary Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Divisibility Shortcut 579 162 28% 0.00 134 108 81% 4.0
Driver's Dilemma 923 461 50% 0.00 425 400 94% 2.1
Fog Catchers 32 11 34% 0.14 7 6 86% 5.8
Lorem Ipsum 82 25 30% 0.01 29 21 72% 6.4
Luhn's Checksum Algorithm 3482 1965 56% 0.00 1727 1654 96% 1.6
Multi-Year Contest Scheduling 86 37 43% 0.00 35 30 86% 5.3
Party Game 468 133 28% 0.00 106 81 76% 4.3
Send More Money 186 52 28% 0.00 62 41 66% 7.7