Competitive Programming

Hello Programmers💻, A one stop Destination for all your Competitive Programming Resources.

What is Competitive Programming?

According to us, competitive programming is a sport. A sport based on problem-solving skills, thinking ability, speed testing, regularity and to be precise. Competitive Programming will help you building logic and implementing that logic to find solutions to a real-world problem. Brainstorming upon your code will definitely increase your coding skills as well as it will help to expand your thinking capacity. Thus practising Competitive Programming on day to day basis help you in mastering that particular language. And believe us, if you are playing this sport regularly, you are already prepared for the technical rounds of the Interviews. So now lets dive in the ocean of Competitive Programming.

Platform to practice Competitive Programming

• HackerRank (Must do for a Beginner)

• CodeChef

• CodeForces

• HackerEarth

• Project Euler(For Mathematics)

• GeeksForGeeks

• LeetCode (For Data-Structures and Algos)

• AtCoder

• Sphere Online Judge(SPOJ)

Most Famous Programming Contests

• Google KickStart🏆
• ACM ICPC (Olympics of Programming)🏆
• Google CodeJam🏆
• FaceBook Hacker Cup🏆
• TCS CodeVita🏆
• Google HashCode🏆
• CodeChef's SnackDown🏆

Books

• Competitive Programming 3📚
• Data Structures and Algorithms Made Easy📚 - by Narasimha Karumanchi
• Cracking the Coding Interview📚 - by Gayle Laakmann McDowell

Algorithms

• CP Algorithms
• Visual Alogorithms

Code Visualisation

• C++ Code Visualisation
• JAVA Code Visualisation
• PYTHON Code Visualisation

Learning Resources (Topic Wise)

Big O Notations

• CS Dojo - Introduction to Big O Notation and Time Complexity
• Simple Snippets - Asymptotic Analysis of Algorithms with Example
• Big-O CheatSheet https://www.bigocheatsheet.com/

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STL in C++

• Codealittle - https://www.youtube.com/watch?v=PCahjLFtlbY&list=PL1oKdRlSbldPUXbtWctRz14C1f8R78MVZ

• Takeyouforward - https://www.youtube.com/watch?v=zBhVZzi5RdU&t=1s

• Vectors (Dynamic Arrays)

• Sets

  • Set
  • Unordered Set
  • Multiset

• Queue

• Stack

• Map

  • Map
  • Unordered Map
  • Multimap

• Pairs

• Priority Queue (Min - Max Heaps)

• Deque

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Binary Search

• Aditya Verma https://www.youtube.com/watch?v=j7NodO9HIbk&list=PL_z_8CaSLPWeYfhtuKHj-9MpYb6XQJ_f2

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Number Theory (Mathematics)

• CodeNCode - https://www.youtube.com/watch?v=eRkqvQtm4DU&list=PL2q4fbVm1Ik4liHX78IRslXzUr8z5QxsG

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Recursion and BackTracking

• Aditya Verma - https://www.youtube.com/watch?v=kHi1DUhp9kM&list=PL_z_8CaSLPWeT1ffjiImo0sYTcnLzo-wY
• Codealittle - https://www.youtube.com/watch?v=-9FinR1AVys&list=PL1oKdRlSbldN8ffk23nuYQZwO0HSIPy9F

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Bit Manipulations

• Codealittle - https://www.youtube.com/watch?v=5upadP-hWXQ&list=PL1oKdRlSbldNz2p_xrBMf2GhCKRm-cH2A
• codencode - https://www.youtube.com/watch?v=efL86JCONH0&list=PL2q4fbVm1Ik7ip1VkWwe5U_CEb93vw6Iu

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Graph Theory

• CodeNcode - https://www.youtube.com/watch?v=VW85xQ6GJP4&list=PL2q4fbVm1Ik6DCzm9XZJbNwyHtHGclcEh
• Hitesh Tripathi - https://www.youtube.com/watch?v=1BPQYzCYDx4&list=PLJOYB9TDUqmlnn9mu11qHxxQK_ioX9Wdm

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Dynamic Programing

• Tushar Roy - https://www.youtube.com/watch?v=8LusJS5-AGo&list=PLrmLmBdmIlpsHaNTPP_jHHDx_os9ItYXr
• GeeksforGeeks - https://www.youtube.com/watch?v=mmjDZGSr7EA&list=PLqM7alHXFySGbXhWx7sBJEwY2DnhDjmxm
• Aditya Verma - https://www.youtube.com/watch?v=mmjDZGSr7EA&list=PLqM7alHXFySGbXhWx7sBJEwY2DnhDjmxm
• TakeYouForward - https://www.youtube.com/watch?v=PPi3326JhGc&list=PLgUwDviBIf0pmD4Eur6Cl5XfBO4EtgKGe

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