Problems from Hong Kong Regional Contest 2016

Name Fastest Shortest Total Acc. Ratio Difficulty Languages
Colourful Graph 0.01 1900 272 53 19% 6.2Hard en
Doors 0.01 749 613 129 21% 6.0Hard en
Peak Tower 0.01 2674 324 33 10% 7.8Hard en
Peak Tram 0.08 1123 301 60 20% 6.0Hard en
Perfect k-ary Tree 0.22 1177 169 33 20% 8.4Hard en
Playing with Numbers 0.02 699 393 142 36% 4.9Medium en
Scaffolding 0.01 885 47 11 23% 5.7Hard en
Slim Cut 0.08 1183 150 40 27% 7.0Hard en
Special Tour 0.00 1128 174 20 11% 6.7Hard en
Taboo 0.01 1297 596 99 17% 6.8Hard en
Team Up 0.09 1083 522 101 19% 5.8Hard en