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R Courses

22 Free Interactive Courses

Browse every R course on Coddy. Each course runs in your browser with AI-assisted hints, real exercises, and a certificate on completion.

Beginner Challenges - Practice Basic Concepts

Popular

Put your beginner coding knowledge to test and try to solve this programming challenges, use any language you want, Happy Coding!

certificate icon

Certificate on completion

  • 20
  • 20

Coding Problems

Popular

Put your programming problem solving skills to the test using the exercises with different difficulties in this course. Designed for coders with some prior knowledge of the basic syntax in any programming language.

certificate icon

Certificate on completion

  • 32
  • 31

Recursion Challenges - Master The Recursive Thinking

Popular

Recursion is an important concept in computer science and a very powerful tool in writing algorithms. In this course, you will use recursion to solve challenges from beginner to advanced. In the end, you will ace this topic.

certificate icon

Certificate on completion

  • 15
  • 15

Coding Problems: Volume 2

Popular

Put your programming problem solving skills to the test using the exercises with different difficulties in this course. Designed for coders with some prior knowledge of the basic syntax in any programming language. This course is an extension of the first Coding Problems

certificate icon

Certificate on completion

  • 25
  • 24

Stack - Data Structures Series #1

Popular

In this course, you will learn about the Stack data structure, create a Stack from zero using your preferred language, and practice coding challenges with it!

  • 13
  • 6
  • 1

Interview Coding Challenges - Pack I

Popular

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared. Good luck!

Interview Preparation
  • 3
  • 3

Star Pattern Bootcamp

Put your programming problem solving skills to learn how to print star patterns range from simple to complex, involving different levels of nested loops, conditional statements, and mathematical calculations.

  • 30
  • 28

Binary Tree - Data Structures Series #3

In this course, you will learn about the Binary Tree data structure, create a Binary Tree from zero using your preferred language, and practice coding challenges with it!

  • 13
  • 5
  • 1

Playing Cards Generator (Text Based)

In this course you will create text based playing cards generator using your favorite language, Happy Coding!

  • 6
  • 1
  • 1

Interview Coding Challenges - Pack II

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared. Good luck!

Interview Preparation
  • 3
  • 3

Queue - Data Structures Series #2

In this course, you will learn about the Queue data structure, create a Queue from zero using your preferred language, and practice coding challenges with it!

  • 12
  • 5
  • 1

Data Manipulation in R

Learn how to efficiently manipulate and transform data using R's built-in functions, base packages and supported packages. Topics include subsetting, merging, reshaping, and aggregating data.

certificate icon

Certificate on completion

  • 14
  • 42

Insertion Sort - DSA Series

Simple yet powerful algorithm. Learn how to efficiently arrange elements, understand time complexity, and enhance your sorting skills. Dive in now!

  • 9
  • 3
  • 1

Interview Coding Challenges - Pack III

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared. Good luck!

Interview Preparation
  • 3
  • 3

Bubble Sort

Everything About Bubble Sort

  • 11
  • 10

Interview Coding Challenges - X

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared for your next interview, Happy Coding

  • 3
  • 3

Interview Coding Challenges - Pack VIII

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared for your next interview, Happy Coding

Interview Preparation
  • 3
  • 3

Interview Coding Challenges - Pack IV

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared, did you finished the last packs? Happy Coding!

Interview Preparation
  • 3
  • 3

Interview Coding Challenges - Pack IX

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared for your next interview, Happy Coding

Interview Preparation
  • 3
  • 3

Interview Coding Challenges - Pack VII

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared for your next interview, Happy Coding

Interview Preparation
  • 3
  • 3

Interview Coding Challenges - Pack VI

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared for your next interview, Happy Coding!

Interview Preparation
  • 3
  • 3

Interview Coding Challenges - Pack V

Are you ready for your next coding interview? Test your knowledge and skills with these challenges and be prepared, did you finished the last packs? Happy Coding!

Interview Preparation
  • 3
  • 3

Frequently asked questions

How many R courses are on Coddy?

Coddy currently has 22 interactive R courses, covering everything from fundamentals to advanced topics.

Are the R courses free?

Yes. Every course is free to start, runs in your browser, and ships with AI-assisted hints.

Do I get a R certificate?

Yes - finish the R journey and you'll unlock a shareable certificate. See the certifications page for full details.
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