Problems from 2018 Atlantic Canadian Preliminary Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Divisibility Shortcut 469 114 24% 0.01 94 71 76% 3.8
Driver's Dilemma 551 270 49% 0.00 239 225 94% 2.0
Fog Catchers 32 11 34% 0.14 7 6 86% 5.7
Lorem Ipsum 76 24 32% 0.01 28 20 71% 6.7
Luhn's Checksum Algorithm 1877 1092 58% 0.00 955 917 96% 1.5
Multi-Year Contest Scheduling 74 29 39% 0.00 29 25 86% 4.2
Party Game 411 102 25% 0.00 84 59 70% 4.6
Send More Money 151 41 27% 0.01 50 33 66% 7.7