You want to learn Algorithms to take part in national and international contests such as:

  • 10th-grade entrance exam specialized in Information for secondary school students.
  • You are a high school student who wants to take the contest to enter the National Excellent Student Team to participate in the National Excellent Student Competition in Informatics (VOI) – an exam that selects candidates to participate in programming exams at a higher level such as Asia-Pacific Informatics Olympiad (APIO), or International Olympiad in Informatics (IOI).
  • You are a student and you want to take part in the Informatics Olympiad, ACM-ICPC International Programming Contest, Google KickStart Contest (Algorithm Contest for Students).
  • You are a software engineer who wants to participate in Google Code Jam, Facebook Hacker Cup, or the company’s Algorithmic exams for the opportunity to win interviews at technology corporations.

Tuition Fee: The course is divided into 5 levels and for each level, Special offer for the first 7 early registrants. For details of tuition fees, please see the attached link below.

Detailed information for the course syllabus and levels can be found at the end of this page.

We also have a program to support paying tuition fees many times for students. Please contact us via Email: for more support.

You can view the opening time, class timetable and register via this link.


  • Prerequisites: Students have learned the Big-O Green course or taken an entrance test to determine the suitable class.

  • Optional: Those who have learned and mastered 2 courses: Data Structures & Graph Theory.

  • Junior high school students, High school students, college, university students, or programmers from companies can also take this course.
  • If you have not yet been a suitable student for this course, please call us at: 0937.401.483 for advice on taking suitable classes for your level.


The exercises are written in English or Vietnamese depending on where they are extracted (from national or international contests).

The exercises are extracted from popular contests such as:

  • Google Code Jam
  • Facebook Hacker Cup
  • International Olympiad in Informatics (IOI)
  • International Programming Contest ACM-ICPC
  • Vietnam National Excellent Student Competition
  • Vietnam Young Informatics Competition
  • The entrance exams for Informatics majors from Le Hong Phong high school for the Gifted, VNU-HCM High School for the Gifted, and other high schools in the country


  • Duration: 2 months/1 Level. All 5 levels take 1 year to complete.
  • Location: Jabes Building 1, No. 244 Cong Quynh, Pham Ngu Lao Ward, District 1, Ho Chi Minh City.
  • Students can also study online through Big-O platforms.
  • Number of students per class: 25 to 30 students maximum.
  • Each class has 1 main teacher and 5 teaching assistants.
  • Especially, there are weekly Office Hours for students to review the lesson if they can’t keep up with the lesson progress.



  • The programs are taught by Algorithm experts with many years of experience (see also “Teaching Staff”).
  • The courses work on world-famous grading systems such as Codeforces, Hackerrank, HackerEarth, SPOJ, etc.
  • Students have chances to meet and receive sharing from successful people who have gone before about their Algorithmic learning experiences and working experiences.
  • Each class in addition to the main lecturer has 5 teaching assistants: the teaching assistants are in charge of the class and the class’s own forum to ensure that all students’ questions will be answered quickly anytime, anywhere.
  • Each class will have a forum, and questions will be answered within 30 minutes to 1 hour at the latest.


  • Build a solid foundation of programming.
  • Be prepared to start learning Algorithms and Technology later.
  • Can participate in exams to enter 10th grade specialized in Information of high schools for the Gifted.
  • Can participate in the Informatics Olympiad round school and non-specialized blocks.
  • Can take the online exam of world-famous websites for Div 2 level such as Codeforces, Codechef.
  • Can participate in the National Excellent Student Competition, Student Informatics Olympiad, ACM-ICPC Informatics, Google CodeJam, Facebook Hacker Cup upon completion of Level 3 and Level 4.


Level 1

Level 2

Level 3

Level 4

Level 5