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$ Initializing system
Resources
Your complete roadmap to mastering CP
Featured Playlist
How to use this playlist
- •Watch videos in order to build a strong foundation.
- •Pause and solve example problems alongside the videos.
- •Repeat concepts you find difficult and practice related problems afterwards.
Topic-Based Learning
Dynamic Programming
DP
DP Patterns from AtCoder
Comprehensive DP problem collection
LeetCode DP Study Plan
Structured DP learning path
Graph Algorithms
GraphsTrees
CSES Graph Section
Classic graph problems
Graph Theory Playlist
Video tutorials on graphs
Data Structures
TreesHeapsSegment Trees
CP Algorithms
Comprehensive DS & algorithms guide
CSES Problem Set
Practice problems for all topics
Practice Resources
Rating-Wise Practice
CP31 Sheet
Structured practice sheet, good for beginners
Codeforces Problemset
Filter by difficulty
Topic-Wise Practice
CSES Problemset
A good collection of advanced problems
Codeforces Problemset
Filter based on topic
Note: Both topic-wise and rating-wise practice are needed. When you study a topic, practice topic-wise problems to strengthen it. Alongside, keep practicing random rating-wise problems in general.
Coding Platforms
Contest Strategy
For Beginners
- •Codechef starters (every Wednesday)
- •Codeforces Div 3, Div 4
Intermediate & Advanced
- •Codeforces (all Divisions)
- •Codechef starters
- •LeetCode Weekly and Biweekly
Contest Tips
- •Be consistent and don't miss any contests
- •Upsolve at least 1-2 problems after each contest
- •Analyze the contest and note down silly mistakes to avoid repeating them
How to Proceed
- 1Start studying the topics and keep practicing problems alongside
- 2You can start giving contests after learning the basics. Just be consistent and have patience
- 3When you study a topic, practice lots of problems on it before proceeding to the next
- 4When stuck on a problem, try to debug yourself first. If unable, look at editorials or ask for help