Importants Links of Leetcode

 

Here are all the important discussion posts which contain brief descriptions about a topic with its problem list.

1. Recursion:-
   A. https://leetcode.com/tag/recursion/discuss/1733447/Become-Master-In-Recursion

2. Binary Tree and Binary Search Tree:-
   A. https://leetcode.com/tag/binary-tree/discuss/1212004/Binary-Trees-study-guide
   B. https://leetcode.com/tag/binary-tree/discuss/1820334/Become-Master-in-Tree
   C. https://leetcode.com/tag/binary-tree/discuss/1094690/Views-and-Traversal-of-binary-tree-or-Important-topics-or-Must-Read-%3A-)

3. Dynamic Programming:-
   A. https://leetcode.com/discuss/study-guide/458695/Dynamic-Programming-Patterns
   B. https://leetcode.com/tag/dynamic-programming/discuss/1437879/Dynamic-Programming-Patterns
   C. https://leetcode.com/tag/dynamic-programming/discuss/662866/DP-for-Beginners-Problems-or-Patterns-or-Sample-Solutions
   D. https://leetcode.com/tag/dynamic-programming/discuss/1050391/Must-do-Dynamic-programming-Problems-Category-wise
   E. https://leetcode.com/tag/dynamic-programming/discuss/1296872/Think-DP-How-I-approach-DP-problems-(Guide-for-Beginners)
   F. https://leetcode.com/problems/best-time-to-buy-and-sell-stock-with-transaction-fee/discuss/108870/Most-consistent-ways-of-dealing-with-the-series-of-stock-problems

4. BackTracking:-
   A. https://leetcode.com/tag/backtracking/discuss/1141947/Backtracking%3A-Study-and-Analysis
   B. https://leetcode.com/tag/backtracking/discuss/1405817/Backtracking-algorithm-%2B-problems-to-practice

5. Graph:-
   A. https://leetcode.com/tag/graph/discuss/655708/Graph-For-Beginners-Problems-or-Pattern-or-Sample-Solutions
   B. https://leetcode.com/tag/graph/discuss/969327/Graph-Algorithms-One-Place-or-Dijkstra-or-Bellman-Ford-or-Floyd-Warshall-or-Prims-or-Kruskals-or-DSU
   C. https://leetcode.com/tag/graph/discuss/1326900/Graph-algorithms-%2B-problems-to-practice
   D. https://leetcode.com/tag/graph/discuss/1808711/Graph-for-Beginners-Problems

6. Binary Search:-
   A. https://leetcode.com/tag/binary-search/discuss/691825/Binary-Search-for-Beginners-Problems-or-Patterns-or-Sample-solutions
   B. https://leetcode.com/tag/binary-search/discuss/786126/Python-Powerful-Ultimate-Binary-Search-Template.-Solved-many-problems
   C. https://leetcode.com/tag/binary-search/discuss/1322500/5-variations-of-Binary-search-(A-Self-Note)
   D. https://leetcode.com/tag/binary-search/discuss/313216/Binary-search-Interview-Questions
   E. https://leetcode.com/tag/binary-search/discuss/1529866/Solving-kth-kind-of-problems

7. String:-
   https://leetcode.com/tag/string/discuss/1333049/Collections-of-string-questions-pattern-for-upcoming-placement-2021

8. Linked List:-
   A. https://leetcode.com/discuss/study-guide/1800120/become-master-in-linked-list
   B. https://leetcode.com/tag/linked-list/discuss/1147973/C%2B%2B-How-to-solve-Linked-List-problem

9. Sliding Window:-
   A. https://leetcode.com/tag/sliding-window/discuss/657507/Sliding-Window-for-Beginners-Problems-or-Template-or-Sample-Solutions
   B. https://leetcode.com/tag/two-pointers/discuss/1122776/Summary-of-Sliding-Window-Patterns-for-Subarray-Substring
   C. https://leetcode.com/tag/sliding-window/discuss/597315/Time-complexity-for-sliding-window-Templates

10. Hashing:-
    https://leetcode.com/tag/hash-table/discuss/1068545/HASH-TABLE-and-MAP-POWERFUL-GUIDE-!!!

11. Sorting:-
    A. https://leetcode.com/tag/sorting/discuss/1091763/Must-do-all-required-Sorting-Algorithms%3A-Complete-Guide
    B. https://leetcode.com/tag/sorting/discuss/754949/Sorting-Algorithms-in-Short

12. Greedy:-
    https://leetcode.com/tag/greedy/discuss/669996/Greedy-for-Beginners-Problems-or-Sample-solutions

13. Bit Manipulation:-
    A. https://leetcode.com/tag/bit-manipulation/discuss/1151183/TIPS-or-HACKS-WHICH-YOU-CAN'T-IGNORE-AS-A-CODER
    B. https://leetcode.com/tag/bit-manipulation/discuss/1073221/All-about-Bitwise-Operations-Beginner-Intermediate

14. Heap (Priority Queue):-
    A. https://leetcode.com/tag/heap-priority-queue/discuss/1685989/Approach-to-recognise-the-need-of-heap-in-DSA-problem

15. Prefix Sum:-
    A. https://leetcode.com/tag/prefix-sum/discuss/1340496/Struggling-and-need-tips-for-prefix-sum-hashmap-problems-(325-523-525-974)
    B. https://leetcode.com/discuss/general-discussion/563022/prefix-sum-problems

16. Trie:-
    A. https://leetcode.com/tag/trie/discuss/1066206/Introduction-to-Trie
    B. https://leetcode.com/tag/trie/discuss/931977/Beginner-friendly-guide-to-Trie-Tutorial-%2B-Practice-Problems

There are two DSA Sheets that I found helpful.

1. Striver’s SDE Sheet by Raj
   https://takeuforward.org/interviews/strivers-sde-sheet-top-coding-interview-problems/
2. Leetcode DSA sheet by Fraz
   https://docs.google.com/spreadsheets/d/1-wKcV99KtO91dXdPkwmXGTdtyxAfk1mbPXQg81R9sFE/edit#gid=0

My linkdIn Post ( I though to share there only at first):-
https://www.linkedin.com/posts/rupam-pakhira107_connections-activity-6910896097666220033-RZEc?utm_source=linkedin_share&utm_medium=member_desktop_web

Hope this will help you if you are learning Data Structure and algorithms.
You can save this post for the future.

P.S:- If I missed out on any important discussion post from the leetcode, comment down I will add.
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