Learning Resources

Introduction to CP

• How to Start CP - https://blog.codingblocks.com/2019/start-with-competitive-programming/
• Beginner’s way for CP - https://www.geeksforgeeks.org/math-in-competitive-programming/
• A comprehensive tutorial for CP - https://drive.google.com/file/d/1J2x8pIYQ3MXANgvzOgBciWd3d79j_Exa/view
• Road Map for CP - https://www.youtube.com/watch?v=zZOQVLll9u4&t=410s

Programming Languages

• Tutorial for languages
  • C++ : https://www.tutorialspoint.com/cplusplus/index.htm
  • Java : https://www.javatpoint.com/java-tutorial
  • Python : https://www.w3schools.com/python/
• Practice problems for beginners with a new language:
  • C++ : https://goo.gl/61CdMJ
  • Python: https://goo.gl/RW9dvi

Resources for DSA

Reading Materials

• Algorithms - https://cp-algorithms.com/
• Geeks for Geeks - https://www.geeksforgeeks.org/
• Popular Codeforces blogs - https://bit.ly/2B9QqXi

• iiitv/algos (followed by 600+ users worldwide) - https://git.io/fNF97

• Books
  • By Steven Halim and Felix Halim - https://goo.gl/8VMw9o
  • By Hitchhiker's - https://goo.gl/76rQmT
  • Introduction to Algorithms by Thomas Cormen - https://goo.gl/CCPZ5v

Youtube

• Erricto -https://www.youtube.com/errichto
• William Lin - https://www.youtube.com/channel/UCKuDLsO0Wwef53qdHPjbU2Q
• Learn CP with Codechef - https://www.youtube.com/channel/UCh-5M0r0SBgb5xNCFXG7aXQ
• CodeNcode - https://www.youtube.com/channel/UC0zvY3yIBQTrSutsV-4yscQ
• Take U forward - https://www.youtube.com/channel/UCJskGeByzRRSvmOyZOz61ig

Courses

• Course on Algorithms by Robert Sedgewick: https://goo.gl/Acwb1H

Interactive Understanding

• Understanding algorithms in an illustrative manner - https://idea-instructions.com/
• Data Structures and Algorithms visualizer - https://visualgo.net/en

Interview Preparation

• Coding interview questions - https://www.interviewbit.com/
• Interview Preparation Kit by HackerRank - https://goo.gl/j97c9Y

Practice Platforms

1. CodeChef
   • Getting started with competitive programming by Codechef - https://bit.ly/2zI5QB6
2. Codeforces
   • How to start CP in Code Forces - https://www.youtube.com/watch?v=hQ8GYk9gkcE&t=457s
   • Complete Well Organised Problem set - https://a2oj.com/
3. HackerRank
   • Learn to Code in 30 Days - https://goo.gl/ivHiCx
4. HackerEarth
5. LeetCode
6. SPOJ
7. Codemonk

Additional Resources

Problem Set

• Complete Well Organised Problem set - https://a2oj.com/
• DP - https://www.topcoder.com/community/competitive-programming/tutorials/dynamic-programming-from-novice-to-advanced/
• Maths - https://www.geeksforgeeks.org/math-in-competitive-programming/

  GitHub Repos on CP

• https://github.com/jnikhilreddy/Competitive-programming-resources
• https://github.com/AhmadElsagheer/Competitive-programming-library
• https://github.com/Ashishgup1/Competitive-Coding
• https://github.com/lnishan/awesome-competitive-programming

Our previously hosted competitive coding contests:

• Link to website