Advanced Group

Session 1 (27 Jan 2018)

  • Solution to HKOI 2017/18 (Odd is Odd) (pdf)
  • Solution to HKOI 2017/18 (Tournament) (pdf)
  • Solution to HKOI 2017/18 (Desktop Icons) (pdf)
  • Solution to HKOI 2017/18 (Bogo Translate) (pdf)

Session 2 (3 Feb 2018)

Exhaustion, Branch and Bound (pdf)

Session 3 (10 Feb 2018)

Dynamic Programming (I) (pdf)

Session 4 (24 Feb 2018)

Data Structures (II) (pdf)

Session 5 (03 Mar 2018)

Graph (III) (pdf)

Session 6 (10 Mar 2018)

Dynamic Programming (II) (pdf)

Session 7 (24 Mar 2018)

Mathematics in OI (II) (pdf)

Session 8 (7 Apr 2018)

Graph (IV) (pdf)

Session 9 (14 Apr 2018)

Dynamic Programming (III) (pdf)

Session 10 (21 Apr 2018)

Data Structures (III) (pdf)

Session 11 (28 Apr 2018)

String algorithms (pdf)

Session 12 (5 May 2018)

Data Structures (IV) (pdf)

Intermediate Group

Session 1 (27 Jan 2018)

  • Solution to HKOI 2017/18 (Wings and Nuggets) (pdf)
  • Solution to HKOI 2017/18 (Rope) (pdf)
  • Solution to HKOI 2017/18 (Shortest Path) (pdf)
  • Solution to HKOI 2017/18 (Mysterious Area) (pdf)

Session 2 (3 Feb 2018)

Data Processing (pdf)

Session 3 (10 Feb 2018)

Searching and Sorting (pdf)

Session 4 (24 Feb 2018)

Recursion, Divide and Conquer (pdf)

Session 5 (03 Mar 2018)

Mathematics in OI (I) (pdf)

Session 6 (10 Mar 2018)

Greedy Algorithms (pdf)

Session 7 (24 Mar 2018)

Data Structures (I) (pdf)

Session 8 (7 Apr 2018)

Graph (I) (pdf)

Session 9 (14 Apr 2018)

Dynamic Programming (I) (pdf)

Session 10 (21 Apr 2018)

Optimization (pdf)

Session 11 (28 Apr 2018)

Data Structures (II) (pdf)

Session 12 (5 May 2018)

Graph (II) (pdf)

PM Sessions

Session 2 (3 Feb 2018)

Introduction to C++ (pdf)

Session 3 (10 Feb 2018)

Constructive Algorithm (pdf)

Session 4 (24 Feb 2018)

Cryptography (pdf)

Session 8 (7 Apr 2018)

Randomized Algorithm (pdf)

Session 10 (21 Apr 2018)

Interactive, Output-only and Communication tasks (pdf)

Session 12 (5 May 2018)

2D Computational Geometry (pdf)

Contest Materials

Mini Competition 0 (14 Feb 2018)

Editorial (pdf)

Mini Competition 1 (03 Mar 2018)

Editorial (pdf)

Mini Competition 2 (24 Mar 2018)

Editorial (pdf)

Mini Competition 3 (14 Apr 2018)

Editorial (pdf)

Mini Competition 4 (28 Apr 2018)

Editorial (pdf)

Team Formation Test (12 May 2018)

Solution to Pig’s CD (pdf)
Solution to Cave Exploration (pdf)
Solution to Exam Anti-Cheat (pdf)
Solution to Hackerland’s Got Talent (pdf)

The training materials will be uploaded after training sessions.