Problems from Hong Kong Regional Contest 2016

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Colourful Graph0.011900774761%6.5Harden
Doors0.0158515810868%5.9Harden
Peak Tower0.012674412049%7.8Harden
Peak Tram0.081123725069%7.1Harden
Perfect k-ary Tree0.221177563257%8.1Harden
Playing with Numbers0.0163713511081%4.8Mediumen
Scaffolding0.01877261454%6.6Harden
Slim Cut0.081183423276%6.8Harden
Special Tour0.001128402255%7.6Harden
Taboo0.0112161147566%6.5Harden
Team Up0.0910831259274%5.5Harden