Problems from Hong Kong Regional Contest 2016

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Colourful Graph0.0119003515817%6.8Harden
Doors0.0158571614220%6.0Harden
Peak Tower0.012674472398%8.3Harden
Peak Tram0.0811233896216%7.4Harden
Perfect k-ary Tree0.2211772834717%8.0Harden
Playing with Numbers0.0169951416332%5.0Mediumen
Scaffolding0.018771111514%7.0Harden
Slim Cut0.0811832305022%7.0Harden
Special Tour0.001128266249%7.8Harden
Taboo0.01121670411316%6.6Harden
Team Up0.09108361310617%5.9Harden