Useful Links

Documentations

• Cppreference (C/C++)
• Java Documentation
• Python Documentation
• Pypy Documentation
• Go Documentation

Practice Platforms

• LeetCode
• USACO Training
• Codeforces
• AtCoder

Course Materials

• MIT 6.006: Introduction to Algorithms
• MIT 6.046J: Design and Analysis of Algorithms
• Stanford CS161: Design and Analysis of Algorithms
• Berkeley CS170: Efficient Algorithms and Intractable Problems
• CMU 15-451/651: Algorithm Design and Analysis
• CMU 15-850: Advanced Algorithms
• MIT 6.851: Advanced Data Structures
• MIT 6.854/18.415: Advanced Algorithms
• Stanford CS97SI: Introduction to Programming Contests

Tools

• Graph Visualizer
• Algorithm Visualizer
• VisuAlgo: Visualising Data Structures and Algorithms through Animation
• OEIS: The On-Line Encyclopedia of Integer Sequences