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501 Commits
0 - 1 Knapsack Problem - GFG
0 - 1 Knapsack Problem - GFG
 
 
0003-longest-substring-without-repeating-characters
0003-longest-substring-without-repeating-characters
 
 
0004-median-of-two-sorted-arrays
0004-median-of-two-sorted-arrays
 
 
0014-longest-common-prefix
0014-longest-common-prefix
 
 
0015-3sum
0015-3sum
 
 
0016-3sum-closest
0016-3sum-closest
 
 
0017-letter-combinations-of-a-phone-number
0017-letter-combinations-of-a-phone-number
 
 
0018-4sum
0018-4sum
 
 
0020-valid-parentheses
0020-valid-parentheses
 
 
0021-merge-two-sorted-lists
0021-merge-two-sorted-lists
 
 
0022-generate-parentheses
0022-generate-parentheses
 
 
0023-merge-k-sorted-lists
0023-merge-k-sorted-lists
 
 
0026-remove-duplicates-from-sorted-array
0026-remove-duplicates-from-sorted-array
 
 
0028-find-the-index-of-the-first-occurrence-in-a-string
0028-find-the-index-of-the-first-occurrence-in-a-string
 
 
0031-next-permutation
0031-next-permutation
 
 
0035-search-insert-position
0035-search-insert-position
 
 
0051-n-queens
0051-n-queens
 
 
0053-maximum-subarray
0053-maximum-subarray
 
 
0056-merge-intervals
0056-merge-intervals
 
 
0062-unique-paths
0062-unique-paths
 
 
0070-climbing-stairs
0070-climbing-stairs
 
 
0072-edit-distance
0072-edit-distance
 
 
0091-decode-ways
0091-decode-ways
 
 
0094-binary-tree-inorder-traversal
0094-binary-tree-inorder-traversal
 
 
0098-validate-binary-search-tree
0098-validate-binary-search-tree
 
 
0109-convert-sorted-list-to-binary-search-tree
0109-convert-sorted-list-to-binary-search-tree
 
 
0110-balanced-binary-tree
0110-balanced-binary-tree
 
 
0113-path-sum-ii
0113-path-sum-ii
 
 
0121-best-time-to-buy-and-sell-stock
0121-best-time-to-buy-and-sell-stock
 
 
0136-single-number
0136-single-number
 
 
0141-linked-list-cycle
0141-linked-list-cycle
 
 
0144-binary-tree-preorder-traversal
0144-binary-tree-preorder-traversal
 
 
0145-binary-tree-postorder-traversal
0145-binary-tree-postorder-traversal
 
 
0198-house-robber
0198-house-robber
 
 
0200-number-of-islands
0200-number-of-islands
 
 
0205-isomorphic-strings
0205-isomorphic-strings
 
 
0206-reverse-linked-list
0206-reverse-linked-list
 
 
0215-kth-largest-element-in-an-array
0215-kth-largest-element-in-an-array
 
 
0226-invert-binary-tree
0226-invert-binary-tree
 
 
0230-kth-smallest-element-in-a-bst
0230-kth-smallest-element-in-a-bst
 
 
0234-palindrome-linked-list
0234-palindrome-linked-list
 
 
0235-lowest-common-ancestor-of-a-binary-search-tree
0235-lowest-common-ancestor-of-a-binary-search-tree
 
 
0237-delete-node-in-a-linked-list
0237-delete-node-in-a-linked-list
 
 
0242-valid-anagram
0242-valid-anagram
 
 
0268-missing-number
0268-missing-number
 
 
0278-first-bad-version
0278-first-bad-version
 
 
0287-find-the-duplicate-number
0287-find-the-duplicate-number
 
 
0295-find-median-from-data-stream
0295-find-median-from-data-stream
 
 
0300-longest-increasing-subsequence
0300-longest-increasing-subsequence
 
 
0322-coin-change
0322-coin-change
 
 
0345-reverse-vowels-of-a-string
0345-reverse-vowels-of-a-string
 
 
0349-intersection-of-two-arrays
0349-intersection-of-two-arrays
 
 
0374-guess-number-higher-or-lower
0374-guess-number-higher-or-lower
 
 
0375-guess-number-higher-or-lower-ii
0375-guess-number-higher-or-lower-ii
 
 
0383-ransom-note
0383-ransom-note
 
 
0410-split-array-largest-sum
0410-split-array-largest-sum
 
 
0416-partition-equal-subset-sum
0416-partition-equal-subset-sum
 
 
0441-arranging-coins
0441-arranging-coins
 
 
0442-find-all-duplicates-in-an-array
0442-find-all-duplicates-in-an-array
 
 
0443-string-compression
0443-string-compression
 
 
0450-delete-node-in-a-bst
0450-delete-node-in-a-bst
 
 
0455-assign-cookies
0455-assign-cookies
 
 
0509-fibonacci-number
0509-fibonacci-number
 
 
0516-longest-palindromic-subsequence
0516-longest-palindromic-subsequence
 
 
0532-k-diff-pairs-in-an-array
0532-k-diff-pairs-in-an-array
 
 
0547-number-of-provinces
0547-number-of-provinces
 
 
0561-array-partition
0561-array-partition
 
 
0567-permutation-in-string
0567-permutation-in-string
 
 
0598-range-addition-ii
0598-range-addition-ii
 
 
0632-smallest-range-covering-elements-from-k-lists
0632-smallest-range-covering-elements-from-k-lists
 
 
0653-two-sum-iv-input-is-a-bst
0653-two-sum-iv-input-is-a-bst
 
 
0658-find-k-closest-elements
0658-find-k-closest-elements
 
 
0678-valid-parenthesis-string
0678-valid-parenthesis-string
 
 
0733-flood-fill
0733-flood-fill
 
 
0767-reorganize-string
0767-reorganize-string
 
 
0789-kth-largest-element-in-a-stream
0789-kth-largest-element-in-a-stream
 
 
0867-transpose-matrix
0867-transpose-matrix
 
 
0905-sort-array-by-parity
0905-sort-array-by-parity
 
 
0908-middle-of-the-linked-list
0908-middle-of-the-linked-list
 
 
0912-sort-an-array
0912-sort-an-array
 
 
0953-reverse-only-letters
0953-reverse-only-letters
 
 
0977-squares-of-a-sorted-array
0977-squares-of-a-sorted-array
 
 
1008-binary-tree-cameras
1008-binary-tree-cameras
 
 
1013-fibonacci-number
1013-fibonacci-number
 
 
1036-rotting-oranges
1036-rotting-oranges
 
 
1056-capacity-to-ship-packages-within-d-days
1056-capacity-to-ship-packages-within-d-days
 
 
1130-minimum-cost-tree-from-leaf-values
1130-minimum-cost-tree-from-leaf-values
 
 
1143-longest-common-subsequence
1143-longest-common-subsequence
 
 
1155-number-of-dice-rolls-with-target-sum
1155-number-of-dice-rolls-with-target-sum
 
 
1337-the-k-weakest-rows-in-a-matrix
1337-the-k-weakest-rows-in-a-matrix
 
 
1385-find-the-distance-value-between-two-arrays
1385-find-the-distance-value-between-two-arrays
 
 
1405-longest-happy-string
1405-longest-happy-string
 
 
1470-shuffle-the-array
1470-shuffle-the-array
 
 
1605-minimum-number-of-days-to-make-m-bouquets
1605-minimum-number-of-days-to-make-m-bouquets
 
 
1624-largest-substring-between-two-equal-characters
1624-largest-substring-between-two-equal-characters
 
 
1748-sum-of-unique-elements
1748-sum-of-unique-elements
 
 
1897-redistribute-characters-to-make-all-strings-equal
1897-redistribute-characters-to-make-all-strings-equal
 
 
1962-remove-stones-to-minimize-the-total
1962-remove-stones-to-minimize-the-total
 
 
2007-find-original-array-from-doubled-array
2007-find-original-array-from-doubled-array
 
 
2215-find-the-difference-of-two-arrays
2215-find-the-difference-of-two-arrays
 
 

Repository files navigation

LeetCode Topics

Array
0014-longest-common-prefix
0026-remove-duplicates-from-sorted-array
0053-maximum-subarray
0056-merge-intervals
0121-best-time-to-buy-and-sell-stock
0200-number-of-islands
0215-kth-largest-element-in-an-array
0268-missing-number
0410-split-array-largest-sum
0532-k-diff-pairs-in-an-array
0658-find-k-closest-elements
0733-flood-fill
1036-rotting-oranges
1056-capacity-to-ship-packages-within-d-days
1605-minimum-number-of-days-to-make-m-bouquets

Two Pointers
0026-remove-duplicates-from-sorted-array
0028-find-the-index-of-the-first-occurrence-in-a-string
0141-linked-list-cycle
0345-reverse-vowels-of-a-string
0443-string-compression
0532-k-diff-pairs-in-an-array
0658-find-k-closest-elements
0908-middle-of-the-linked-list
0953-reverse-only-letters

Math
0062-unique-paths
0268-missing-number
1013-fibonacci-number

Dynamic Programming
0053-maximum-subarray
0062-unique-paths
0091-decode-ways
0121-best-time-to-buy-and-sell-stock
0410-split-array-largest-sum
1008-binary-tree-cameras
1013-fibonacci-number

Combinatorics
0062-unique-paths

Hash Table
0003-longest-substring-without-repeating-characters
0141-linked-list-cycle
0242-valid-anagram
0268-missing-number
0383-ransom-note
0532-k-diff-pairs-in-an-array

Binary Search
0268-missing-number
0278-first-bad-version
0410-split-array-largest-sum
0532-k-diff-pairs-in-an-array
0658-find-k-closest-elements
1056-capacity-to-ship-packages-within-d-days
1605-minimum-number-of-days-to-make-m-bouquets

Bit Manipulation
0268-missing-number

Sorting
0056-merge-intervals
0215-kth-largest-element-in-an-array
0242-valid-anagram
0268-missing-number
0532-k-diff-pairs-in-an-array
0658-find-k-closest-elements

Tree
0110-balanced-binary-tree
0113-path-sum-ii
0226-invert-binary-tree
0235-lowest-common-ancestor-of-a-binary-search-tree
0450-delete-node-in-a-bst
0789-kth-largest-element-in-a-stream
1008-binary-tree-cameras

Depth-First Search
0110-balanced-binary-tree
0113-path-sum-ii
0200-number-of-islands
0226-invert-binary-tree
0235-lowest-common-ancestor-of-a-binary-search-tree
0547-number-of-provinces
0733-flood-fill
1008-binary-tree-cameras

Binary Tree
0110-balanced-binary-tree
0113-path-sum-ii
0226-invert-binary-tree
0235-lowest-common-ancestor-of-a-binary-search-tree
0450-delete-node-in-a-bst
0789-kth-largest-element-in-a-stream
1008-binary-tree-cameras

String
0003-longest-substring-without-repeating-characters
0014-longest-common-prefix
0020-valid-parentheses
0028-find-the-index-of-the-first-occurrence-in-a-string
0091-decode-ways
0242-valid-anagram
0345-reverse-vowels-of-a-string
0383-ransom-note
0443-string-compression
0953-reverse-only-letters

Sliding Window
0003-longest-substring-without-repeating-characters
0658-find-k-closest-elements

Heap (Priority Queue)
0023-merge-k-sorted-lists
0215-kth-largest-element-in-an-array
0658-find-k-closest-elements
0789-kth-largest-element-in-a-stream

Greedy
0410-split-array-largest-sum

Prefix Sum
0410-split-array-largest-sum

Trie
0014-longest-common-prefix

Backtracking
0113-path-sum-ii

Binary Search Tree
0235-lowest-common-ancestor-of-a-binary-search-tree
0450-delete-node-in-a-bst
0789-kth-largest-element-in-a-stream

Divide and Conquer
0023-merge-k-sorted-lists
0053-maximum-subarray
0215-kth-largest-element-in-an-array

Quickselect
0215-kth-largest-element-in-an-array

Breadth-First Search
0200-number-of-islands
0226-invert-binary-tree
0547-number-of-provinces
0733-flood-fill
1036-rotting-oranges

Union Find
0200-number-of-islands
0547-number-of-provinces

Graph
0547-number-of-provinces

Design
0789-kth-largest-element-in-a-stream

Data Stream
0789-kth-largest-element-in-a-stream

String Matching
0028-find-the-index-of-the-first-occurrence-in-a-string

Matrix
0200-number-of-islands
0733-flood-fill
1036-rotting-oranges

Recursion
0021-merge-two-sorted-lists
1013-fibonacci-number

Memoization
1013-fibonacci-number

Stack
0020-valid-parentheses

Linked List
0021-merge-two-sorted-lists
0023-merge-k-sorted-lists
0141-linked-list-cycle
0908-middle-of-the-linked-list

Interactive
0278-first-bad-version

Counting
0383-ransom-note

Merge Sort
0023-merge-k-sorted-lists

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Uploading my solutions for all the questions that I solve on LeetCode.

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datastructures leetcode leetcode-solutions datastructures-algorithms geeksforgeeks-solutions leetcodecpp

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