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Algorithm & Data Structure

Data Structures and Algorithms Made Easy with Diagrams (Basics)

In this lecture, you can learn linear data structures and algorithms.

(4.9) 138 reviews

2,237 learners

  • gamja5
Algorithm

Reviews from Early Learners

What you will learn!

  • Data Structure

  • Algorithm

Data structures and algorithms that developers must know
We'll explain it in an easy and fun way with pictures!

Once you learn the basics ,
You say it determines the code of your life? 🔍

Developer Fundamentals, Data Structures & Algorithms 📖

I always feel sorry for developers who lack the fundamentals and wander around, unsure of what to learn. They seem overwhelmed by the lack of time and the sheer volume of technology they need to keep up with.
While cutting-edge technology is certainly important, fundamentals are even more important in computer science.
If you have a good grasp of the basics, you can easily learn flashy and popular techniques at any time.

Data structures and algorithms are not limited to a specific language or framework.
Even as popular languages and frameworks change, the data structures and algorithms knowledge you learn can be applied.


Developers who need guidance
Anyone OK 🚩

academic

Learning in school classes
Data structure/algorithm
It's too difficult and stiff.
Can't you learn it easily?

Non-major

The majors learn a new language,
Also in the framework
You seem to be adapting well...
I'm curious about the secret!

job seekers

If you look at the coding test questions,
I feel like there's a wall and I feel blocked.
I feel like I need to learn something
What the heck is that?

Efficiency King

The code I wrote
Analyze performance,
More efficient and better performing
I want to change it to code.

People who are just starting out in development often say this.

  • “Often, when I’m trying to solve a problem, I feel like I’m floating on a vast ocean.”
  • “I try to solve problems by writing codes that come to mind at the time, but I can’t guarantee that the code is efficient .”
  • “Even when comparing my code to other people’s, I can’t really tell which code is more efficient.”
  • “I feel like there must be some kind of systematic way to do this, but I have no idea how to do it.”

It's natural to immediately translate the thoughts that come to mind into code.
Until you learn data structures and algorithms !

What if you learn data structures and algorithms?

When there is a problem, which data structure is the most efficient for that problem,
I am wondering what kind of algorithm would be suitable for that.

Most problems we encounter can be solved using already known data structures and algorithms. Even if they don't exist, we can quickly solve them by applying the data structures and algorithms we already know.
For those of you who have always felt the need for guidance, I'm confident that data structures and algorithms can adequately fulfill that role.


Learning content
Check it out 📚

  • ✅ We provide explanations with pictures so that everyone, from non-majors to job seekers, can easily understand.
  • ✅ You can learn in detail how data structures and algorithms work because it covers everything from concept explanation to implementation.
  • ✅ In situations where implementation can be confusing, we explain how the code works with pictures.
  • ✅ It is explained in a fun way with pictures, but it is not treated lightly.

1️⃣ Prepare data structures and algorithms!

Learn what data structures and algorithms are, and prepare the necessary knowledge and environment before learning about them in earnest.

2️⃣ Learn about data structures!

Let's delve into data structures in earnest. Since this lecture is a basic course, we'll explore and implement relatively simple linear data structures.

3️⃣ Learn the algorithm!

We'll explore and implement a recursive algorithm and an algorithm for sorting linked lists, a type of linear data structure. We'll also explore dynamic programming, a technique that can address the shortcomings of recursive algorithms.


Frequently Asked Questions 💬

Q. In what language will it be conducted?

We'll be using JavaScript, but we'll write example code without using JavaScript-specific syntax so that other languages can easily follow along.

Q. Is this a course that non-majors can also take?

This course is designed for non-majors. Simply follow the lectures and you'll master data structures and algorithms!

Q. Are there any lecture materials?

There are no lecture materials.


View other lectures together 📺

Recommended for
these people

Who is this course right for?

  • Those who learned a programming language and don't know what to do

  • Those who want to prepare for coding tests

  • For those who wish to strengthen their fundamentals

Need to know before starting?

  • One or more programming languages

Hello
This is

7,736

Learners

499

Reviews

325

Answers

4.9

Rating

8

Courses

저는 인프런에서 컴퓨터 과학(CS) 강의를 준비하고 있는 감자라고 합니다! 😄
학생과 주니어 개발자들이 AI 시대에 단순히 AI에 밀려나지 않고, 기본기를 탄탄히 다져 AI를 능숙히 활용하는 개발자로 성장할 수 있도록 돕는 것을 목표로 합니다.

 

Curriculum

All

25 lectures ∙ (4hr 19min)

Course Materials:

Lecture resources
Published: 
Last updated: 

Reviews

All

138 reviews

4.9

138 reviews

  • shb9010308851님의 프로필 이미지
    shb9010308851

    Reviews 10

    Average Rating 5.0

    5

    28% enrolled

    I bought this after the operating system, and the lecture series that explains things easily with pictures is really good. The lecture quality is also high. It's a subject I took in my department, and I think it will be very helpful if I listen to it before preparing for the coding test. I'm looking forward to the advanced version. Also, do you plan on making a lecture on networks?

    • gamja5
      Instructor

      The series of easy-to-learn pictures is a series of computer science lectures. It will be produced sequentially and will be opened, and among them, there is a network lecture. It's like being processed in a queue! Thank you for your anticipation, Pbuli is cute :)

  • hankwan7770198님의 프로필 이미지
    hankwan7770198

    Reviews 3

    Average Rating 5.0

    5

    100% enrolled

    The visualization is so well done that it catches the eye. There is Python and Java, but I took the class because JavaScript was the easiest to start with, and I am satisfied. I will wait for the advanced lecture~

    • gamja5
      Instructor

      I will make sure to make the in-depth version easy to understand. Thank you for your valuable review, Donkey!

  • roykean19930688님의 프로필 이미지
    roykean19930688

    Reviews 35

    Average Rating 5.0

    5

    100% enrolled

    I think it's the best course for introduction to algorithms and light review.

    • gamja5
      Instructor

      Thank you for your valuable review, Jongwoon Lee! It's the best comment ever haha

  • delafos6121님의 프로필 이미지
    delafos6121

    Reviews 19

    Average Rating 5.0

    5

    48% enrolled

    Data structure algorithm, let's get started right away ㅠㅠ

    • gamja5
      Instructor

      You left a review first haha Fighting! Thank you, Sammy!

  • cheetos님의 프로필 이미지
    cheetos

    Reviews 12

    Average Rating 4.9

    5

    100% enrolled

    It's good for understanding basic concepts.

    • gamja5
      Instructor

      Thank you for your precious course review, Yoonsoo Kang! 😀

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