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KOI · KMO COMPUTING & MATHEMATICS OLYMPIAD

Daechi-dong’s elite curriculum,
now available online.

Algorithm learning paths and 1:1 guidance led by an SNU engineering graduate who completed doctoral coursework in smart-city engineering.

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25Core Algorithms
KOI AwardLead Instructor
SNU EngineeringGraduate
1:1Strategy Guidance

Explore Categories

Go straight to the program you need

💻Online Courses 📘Books & Workbooks 🗂️Problem Bank 📝Mock Exams 🎤Live Classes 🧭1:1 Consulting

Online Courses

Choose by goal and prerequisite level

Advanced Computing Olympiad
Online Course · Advanced

Advanced Computing Olympiad: Data Structures & Algorithms

22%₩429,000₩550,000
Prerequisite review recommended
Complete Algorithms Package
Online Course · Package

Complete Algorithms Package: Beginner + Advanced

27%₩690,600₩946,000
Step-by-step beginner to advanced path
KMO Number Theory & Combinatorics
Online Course · Competition Prep

KMO Number Theory & Combinatorics

20%₩384,000₩480,000
Focused number theory and combinatorics
Computing Olympiad Fundamentals
Online Course · Beginner

Computing Olympiad Fundamentals: C++ Basics

25%₩297,000₩396,000
C++ fundamentals for beginners

Problem Bank & Mock Exam Subscriptions

Build consistency with new competition-style problems every month

Monthly Problem Bank

₩39,000 / month
  • Access problems from every program
  • Filter by difficulty
  • Mistake review notebook
Subscribe

Monthly Mock Exams

₩49,000 / month
  • Two full mock exams per month
  • Score reports and percentile ranking
  • Solution lectures included
Subscribe

Books & Workbooks

Instructor-developed, classroom-tested materials

Beginner Textbook
Print Textbook

Computing Olympiad Fundamentals Textbook

10%₩28,800₩32,000
Workbook, Volume 1
Print Workbook

Algorithms Workbook, Volume 1

10%₩31,500₩35,000
Past Papers & Solutions
Print Past Papers

KOI Past Papers & Solutions (2015–2025)

10%₩37,800₩42,000
eBook Set
eBook

Algorithms Workbook eBook Set

15%₩47,600₩56,000

Live Classes & 1:1 Consulting

Seasonal intensives and personalized coaching

SEASONALVacation Live Intensive
Live · 8 Weekend Sessions

Vacation Live Intensive (4 Weeks)

12%₩281,600₩320,000
KOI Final Camp
In Person · 2 Days

KOI Final Camp

10%₩405,000₩450,000
Strategy Consulting
1:1 · 90 Minutes

Admissions & Competition Strategy

₩250,000
Ongoing Mentoring
1:1 · 4 Sessions/Month

Ongoing 1:1 Mentoring

6%₩752,000₩800,000

Start with a Free Orientation

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