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0001-two-sum
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0005-longest-palindromic-substring
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0008-string-to-integer-atoi
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0010-regular-expression-matching
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0011-container-with-most-water
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0013-roman-to-integer
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0018-4sum
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0021-merge-two-sorted-lists
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0023-merge-k-sorted-lists
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0024-swap-nodes-in-pairs
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0025-reverse-nodes-in-k-group
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0026-remove-duplicates-from-sorted-array
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0030-substring-with-concatenation-of-all-words
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0032-longest-valid-parentheses
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0036-valid-sudoku
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0038-count-and-say
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0074-search-a-2d-matrix
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0076-minimum-window-substring
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0079-word-search
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0084-largest-rectangle-in-histogram
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0092-reverse-linked-list-ii
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0097-interleaving-string
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0103-binary-tree-zigzag-level-order-traversal
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0105-construct-binary-tree-from-preorder-and-inorder-traversal
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0114-flatten-binary-tree-to-linked-list
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0122-best-time-to-buy-and-sell-stock-ii
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0124-binary-tree-maximum-path-sum
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0127-word-ladder
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0128-longest-consecutive-sequence
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0131-palindrome-partitioning
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0133-clone-graph
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0138-copy-list-with-random-pointer
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0140-word-break-ii
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0141-linked-list-cycle
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0145-binary-tree-postorder-traversal
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0146-lru-cache
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0149-max-points-on-a-line
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0150-evaluate-reverse-polish-notation
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0151-reverse-words-in-a-string
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Leetcode

Collection of LeetCode questions to ace the coding interview! - Created using LeetHub

LeetCode Topics

Backtracking
0052-n-queens-ii

Array
0001-two-sum
0049-group-anagrams
0056-merge-intervals
0057-insert-interval
0128-longest-consecutive-sequence
0150-evaluate-reverse-polish-notation
0219-contains-duplicate-ii
0228-summary-ranges
0452-minimum-number-of-arrows-to-burst-balloons
1612-avoid-flood-in-the-city

Hash Table
0001-two-sum
0049-group-anagrams
0128-longest-consecutive-sequence
0138-copy-list-with-random-pointer
0141-linked-list-cycle
0202-happy-number
0219-contains-duplicate-ii
0242-valid-anagram
1612-avoid-flood-in-the-city

Binary Search
1612-avoid-flood-in-the-city

Greedy
0452-minimum-number-of-arrows-to-burst-balloons
1612-avoid-flood-in-the-city

Heap (Priority Queue)
1612-avoid-flood-in-the-city

String
0049-group-anagrams
0071-simplify-path
0224-basic-calculator
0242-valid-anagram

Sorting
0049-group-anagrams
0056-merge-intervals
0242-valid-anagram
0452-minimum-number-of-arrows-to-burst-balloons

Math
0002-add-two-numbers
0150-evaluate-reverse-polish-notation
0202-happy-number
0224-basic-calculator

Two Pointers
0141-linked-list-cycle
0202-happy-number

Sliding Window
0219-contains-duplicate-ii

Union Find
0128-longest-consecutive-sequence

Stack
0071-simplify-path
0150-evaluate-reverse-polish-notation
0155-min-stack
0224-basic-calculator

Design
0155-min-stack

Recursion
0002-add-two-numbers
0021-merge-two-sorted-lists
0224-basic-calculator

Linked List
0002-add-two-numbers
0021-merge-two-sorted-lists
0092-reverse-linked-list-ii
0138-copy-list-with-random-pointer
0141-linked-list-cycle

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Collection of LeetCode questions to ace the coding interview! - Created using [LeetHub](https://github.com/QasimWani/LeetHub)

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