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This repo. contains basic blocks of some data structures

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1-two-sum
1-two-sum
 
 
1009-complement-of-base-10-integer
1009-complement-of-base-10-integer
 
 
101-symmetric-tree
101-symmetric-tree
 
 
104-maximum-depth-of-binary-tree
104-maximum-depth-of-binary-tree
 
 
1094-car-pooling
1094-car-pooling
 
 
118-pascals-triangle
118-pascals-triangle
 
 
121-best-time-to-buy-and-sell-stock
121-best-time-to-buy-and-sell-stock
 
 
133-clone-graph
133-clone-graph
 
 
136-single-number
136-single-number
 
 
137-single-number-ii
137-single-number-ii
 
 
148-sort-list
148-sort-list
 
 
15-3sum
15-3sum
 
 
169-majority-element
169-majority-element
 
 
171-excel-sheet-column-number
171-excel-sheet-column-number
 
 
2178-maximum-split-of-positive-even-integers
2178-maximum-split-of-positive-even-integers
 
 
226-invert-binary-tree
226-invert-binary-tree
 
 
23-merge-k-sorted-lists
23-merge-k-sorted-lists
 
 
24-swap-nodes-in-pairs
24-swap-nodes-in-pairs
 
 
242-valid-anagram
242-valid-anagram
 
 
258-add-digits
258-add-digits
 
 
3-longest-substring-without-repeating-characters
3-longest-substring-without-repeating-characters
 
 
31-next-permutation
31-next-permutation
 
 
389-find-the-difference
389-find-the-difference
 
 
39-combination-sum
39-combination-sum
 
 
402-remove-k-digits
402-remove-k-digits
 
 
438-find-all-anagrams-in-a-string
438-find-all-anagrams-in-a-string
 
 
454-4sum-ii
454-4sum-ii
 
 
48-rotate-image
48-rotate-image
 
 
525-contiguous-array
525-contiguous-array
 
 
53-maximum-subarray
53-maximum-subarray
 
 
532-k-diff-pairs-in-an-array
532-k-diff-pairs-in-an-array
 
 
567-permutation-in-string
567-permutation-in-string
 
 
62-unique-paths
62-unique-paths
 
 
73-set-matrix-zeroes
73-set-matrix-zeroes
 
 
75-sort-colors
75-sort-colors
 
 
77-combinations
77-combinations
 
 
779-k-th-symbol-in-grammar
779-k-th-symbol-in-grammar
 
 
78-subsets
78-subsets
 
 
80-remove-duplicates-from-sorted-array-ii
80-remove-duplicates-from-sorted-array-ii
 
 
First negative integer in every window of size k - GFG
First negative integer in every window of size k - GFG
 
 
decode-string
decode-string
 
 
find-all-duplicates-in-an-array
find-all-duplicates-in-an-array
 
 
maximum-difference-between-node-and-ancestor
maximum-difference-between-node-and-ancestor
 
 
smallest-integer-divisible-by-k
smallest-integer-divisible-by-k
 
 
trapping-rain-water
trapping-rain-water
 
 
BST.ipynb
BST.ipynb
 
 
Balanced_Bracket_HackerRank.py
Balanced_Bracket_HackerRank.py
 
 
BinarySearchTree.c
BinarySearchTree.c
 
 
DFS_for_binary_trees.ipynb
DFS_for_binary_trees.ipynb
 
 
Diameter_of_binary_tree.py
Diameter_of_binary_tree.py
 
 
Linked_List_Practice.ipynb
Linked_List_Practice.ipynb
 
 
Problem2.py
Problem2.py
 
 
Problem3.py
Problem3.py
 
 
Queue_using_Array.py
Queue_using_Array.py
 
 
Queue_using_LinkedList.py
Queue_using_LinkedList.py
 
 
Queue_using_stack.py
Queue_using_stack.py
 
 
README.md
README.md
 
 
Recursion_Practice_Problems.ipynb
Recursion_Practice_Problems.ipynb
 
 
SinglyLinkedList.ipynb
SinglyLinkedList.ipynb
 
 
Stack_using_LinkedList.py
Stack_using_LinkedList.py
 
 
Stack_using_python_list.py
Stack_using_python_list.py
 
 
Untitled Diagram.drawio
Untitled Diagram.drawio
 
 
end_after_odd.py
end_after_odd.py
 
 
heap(minheap).py
heap(minheap).py
 
 

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DataStructure

This repo. contains basic blocks of some data structures

  • BST
  • Singly Linked List

Problems from HackerRank

  • Stack and Queues (Problem 1:Balanced Bracket)
  • Linked List (Problem 2: Insertion of node at specific position in Singly Linkedlist, Problem 3: Insert a node in a sorted Doubly Linked List)

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This repo. contains basic blocks of some data structures

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