DSA Problem Solutions

A curated collection of algorithm problems with detailed solutions and analyses.

## Problem Sets | Category | Description | |----------|-------------| | [CSES](/cses-analyses/problem_soulutions/introductory_problems/summary) | 200+ problems covering DP, graphs, trees, strings, geometry | | [B](/cses-analyses/problem_soulutions/Blue/summary) | 19 sessions: arrays, sorting, BFS/DFS, shortest paths, MST | | [O](/cses-analyses/problem_soulutions/Orange/summary) | Advanced topics: backtracking, segment trees, number theory | | [System Design](/cses-analyses/system_design) | Distributed systems, scalability patterns, architecture |
## Quick Reference | Resource | Description | |----------|-------------| | [Study Guide](/cses-analyses/quick_reference/study_guide) | Learning path, patterns, interview prep | | [Code Templates](/cses-analyses/quick_reference/code_templates) | Ready-to-use algorithm implementations | | [Common Mistakes](/cses-analyses/quick_reference/common_mistakes) | Pitfalls to avoid |

External Resources