Problems from Hong Kong Regional Online Preliminary 2016

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
0-1 Sequences0.00814615247754%3.9Mediumen
A+B Problem0.02461227289940%5.4Mediumen
Boxes0.0631885873986%3.3Mediumen
Classrooms0.021762132147969%4.4Mediumen
Crazy Driver0.0011053444283%4.4Mediumen
Curious Cupid0.0595521915370%6.0Harden
Dim Sum0.08899853440%9.0Harden
Let's Meet0.009621157162%8.1Harden
Palindromes0.0914722038743%7.0Harden
Take Two Stones0.006423514065196%1.1Easyen
k-Colouring of a Graph0.031934533158%8.7Harden