Cp topic links

It seems like you're looking for resources or links related to competitive programming (CP). Here are some popular topics and platforms in competitive programming along with brief descriptions:

### Topics in Competitive Programming:

1. **Data Structures**:
   - Arrays
   - Linked Lists
   - Stacks and Queues
   - Trees (Binary Trees, AVL Trees, Segment Trees, etc.)
   - Graphs (BFS, DFS, Dijkstra's, etc.)
   - Hash Tables
  
2. **Algorithms**:
   - Sorting Algorithms (Quick Sort, Merge Sort, etc.)
   - Searching Algorithms (Binary Search, Linear Search, etc.)
   - Greedy Algorithms
   - Dynamic Programming
   - Backtracking
   - Divide and Conquer

3. **Mathematics for CP**:
   - Number Theory (GCD, LCM, Primality Testing, Sieve of Eratosthenes)
   - Combinatorics (Permutations, Combinations)
   - Probability
   - Geometry

4. **Graph Theory**:
   - Representation of Graphs (Adjacency List, Matrix)
   - Shortest Path Algorithms
   - Minimum Spanning Tree (Kruskal's, Prim's)
   - Network Flow (Ford-Fulkerson)

5. **String Algorithms**:
   - String Matching (KMP, Rabin-Karp)
   - Trie Data Structure
   - Suffix Arrays and Suffix Trees

6. **Computational Geometry**:
   - Line Intersection
   - Convex Hull

7. **Game Theory**:
   - Minimax Algorithm
   - Alpha-Beta Pruning

### Popular Platforms for Competitive Programming:

1. **Codeforces**: [Codeforces](https://codeforces.com/)
   - A competitive programming platform where users can compete in contests and solve problems.

2. **LeetCode**: [LeetCode](https://leetcode.com/)
   - Offers a wide range of coding problems, often used for job interviews.

3. **AtCoder**: [AtCoder](https://atcoder.jp/)
   - A Japanese competitive programming platform that hosts regular contests.

4. **HackerRank**: [HackerRank](https://www.hackerrank.com/)
   - Provides a variety of coding challenges and competitions.

5. **HackerEarth**: [HackerEarth](https://www.hackerearth.com/)
   - A platform for coding challenges and hackathons.

6. **TopCoder**: [TopCoder](https://www.topcoder.com/)
   - One of the original competitive programming platforms.

7. **CodeChef**: [CodeChef](https://www.codechef.com/)
   - Offers monthly contests and a vast problem archive.

### Learning Resources:

1. **Books**:
   - "Introduction to Algorithms" by Cormen, Leiserson, Rivest, and Stein
   - "Competitive Programming" by Halim and Halim
   - "The Art of Computer Programming" by Donald Knuth

2. **Online Courses**:
   - Coursera Algorithms Specialization
   - edX Data Structures and Algorithms

3. **YouTube Channels**:
   - William Fiset (Data Structures and Algorithms)
   - Tushar Roy (Competitive Programming Tutorials)

These resources and topics should help you get started or advance your skills in competitive programming. If you need specific links for any of the topics or platforms mentioned, please let me know!