Problems from Hong Kong Regional Contest 2016

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Colourful Graph 482 108 22% 0.01 91 58 64% 6.0
Doors 2187 450 21% 0.01 184 140 76% 6.4
Peak Tower 731 44 6% 0.07 60 20 33% 8.6
Peak Tram 634 157 25% 0.04 97 72 74% 6.0
Perfect k-ary Tree 320 71 22% 0.17 76 43 57% 8.6
Playing with Numbers 1343 491 37% 0.01 159 140 88% 4.7
Scaffolding 170 47 28% 0.01 42 26 62% 6.2
Slim Cut 250 83 33% 0.08 53 40 75% 6.2
Special Tour 276 36 13% 0.00 51 28 55% 6.7
Taboo 1605 279 17% 0.01 131 92 70% 7.5
Team Up 1045 237 23% 0.06 150 117 78% 5.5