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D12

Recursion

31 stations · 16h

Thinking recursively: the foundation for trees, backtracking and DP. 5 concept lectures and 26 interview problems explained by codestorywithMIK (16h of video), grouped into 6 patterns such as Basics & Recurrence, Subsets & Subsequences, Permutations & Combinations.

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problems by zone (pattern)
  • Basics & Recurrence11
  • Subsets & Subsequences2
  • Permutations & Combinations1
  • Divide & Conquer3
  • Recursion on Strings & Arrays10
  • Recursion on Trees & Lists3
  1. Introduction6:40
  2. Recursion Leap Of Faith11:27
  3. Recursion Tree20:06
  4. Time Complexity27:48
  5. Tail Recursion18:45

All 31 stations in order

  1. 1.Introduction
  2. 2.Recursion Leap Of Faith
  3. 3.Recursion Tree
  4. 4.Time Complexity
  5. 5.Tail Recursion
  6. 6.Reverse a Stack
  7. 7.Tower Of Hanoi
  8. 8.Merge Sort
  9. 9.Quick Sort
  10. 10.Rat in a Maze Problem
  11. 11.Flatten BST to sorted list
  12. 12.Flattening a Linked List
  13. 13.N-Queens (LeetCode 51)
  14. 14.Generate Parentheses (LeetCode 22)
  15. 15.Power Set
  16. 16.Permutations II (LeetCode 47)
  17. 17.Subsets (LeetCode 78)
  18. 18.Regular Expression Matching (LeetCode 10)
  19. 19.K-th Symbol in Grammar (LeetCode 779)
  20. 20.Construct String from Binary Tree (LeetCode 606)
  21. 21.Find the Winner of the Circular Game (LeetCode 1823)
  22. 22.Integer to English Words (LeetCode 273)
  23. 23.Different Ways to Add Parentheses (LeetCode 241)
  24. 24.Lexicographical Numbers (LeetCode 386)
  25. 25.K-th Smallest in Lexicographical Order (LeetCode 440)
  26. 26.Find the K-th Character in String Game II (LeetCode 3307)
  27. 27.Find Kth Bit in Nth Binary String (LeetCode 1545)
  28. 28.Find the Punishment Number of an Integer (LeetCode 2698)
  29. 29.The Earliest and Latest Rounds Where Players Compete (LeetCode 1900)
  30. 30.Special Binary String (LeetCode 761)
  31. 31.Brace Expansion II (LeetCode 1096)