LEETCODE

• Definition of attributes in programming
• Role of attributes in object-oriented programming (OOP)
• Common data structures that use attributes (Linked Lists, Trees, Graphs, etc.)

2. Examples of Attributes in LeetCode Problems

• LeetCode 707 - Design Linked List
  • Attributes: val, next, prev
• LeetCode 146 - LRU Cache
  • Attributes: capacity, cache, order
• LeetCode 138 - Copy List with Random Pointer
  • Attributes: val, next, random

3. How Attributes Help in Problem-Solving

• Storing essential data in objects
• Linking objects in data structures
• Tracking additional states like random pointers or frequency counts

4. Sample Code Demonstrations

• Defining attributes in a class
• Using attributes for problem-solving
• Modifying attributes dynamically

5. Conclusion

• Importance of attributes in LeetCode problems
• Tips for understanding and using attributes efficiently