Problems from Hong Kong Regional Online Preliminary 2016

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
0-1 Sequences0.00519260302716%5.6Harden
A+B Problem0.03512506126410%6.2Harden
Boxes0.0652637102139%3.4Mediumen
Classrooms0.0525912470200116%4.2Mediumen
Crazy Driver0.005186956630%4.0Mediumen
Curious Cupid0.0595579123830%6.3Harden
Dim Sum0.088991494228%8.1Harden
Let's Meet0.0096267413220%8.8Harden
Palindromes0.09147270414420%7.9Harden
Take Two Stones0.005759014162055%1.2Easyen
k-Colouring of a Graph0.0319341944724%8.5Harden