Problems from Hong Kong Regional Online Preliminary 2016

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
0-1 Sequences0.00814294225352%5.2Mediumen
A+B Problem0.03461215981638%6.0Harden
Boxes0.0631875764986%3.4Mediumen
Classrooms0.051762002138469%4.2Mediumen
Crazy Driver0.0011053043883%4.6Mediumen
Curious Cupid0.0595521114870%6.1Harden
Dim Sum0.08899843440%9.0Harden
Let's Meet0.009621086661%8.3Harden
Palindromes0.0914721897841%7.2Harden
Take Two Stones0.0019409673929796%1.2Easyen
k-Colouring of a Graph0.031934482858%8.9Harden