Problems from Hong Kong Regional Contest 2016

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Colourful Graph0.0120843045518%6.4Harden
Doors0.0174963012720%6.0Harden
Peak Tower0.012674402379%8.2Harden
Peak Tram0.0811233146019%6.2Harden
Perfect k-ary Tree0.2211772234420%7.9Harden
Playing with Numbers0.0269941914735%4.8Mediumen
Scaffolding0.01877591220%5.9Harden
Slim Cut0.0811831774626%6.8Harden
Special Tour0.0011281852011%6.7Harden
Taboo0.01121664910817%6.9Harden
Team Up0.09108353610019%5.7Harden