LeetCode and POTD (Problem of the Day) Solutions

Welcome to my LeetCode and POTD Solutions repository! Here, I document my journey of mastering coding challenges and algorithmic problems. This repository contains clear and concise solutions to LeetCode's intriguing questions, as well as daily POTD challenges.

What's Inside?

LeetCode Solutions: Explore my solutions to a wide range of LeetCode coding challenges. Each problem is accompanied by a well-documented solution, code explanation, and time/space complexity analysis.
POTD (Problem of the Day) Solutions: Dive into daily coding challenges to keep your problem-solving skills sharp. Solutions are provided for each POTD, helping you practice and learn new concepts regularly.

Getting Started

To get started with this repository, you can:

Browse the LeetCode solutions by navigating to the respective problem folders.
Explore POTD solutions organized by date in the POTD folder.
Contribute your solutions or improvements to existing ones by following our Contribution Guidelines.

Contribution Guidelines

We welcome contributions from the coding community! If you have your own solutions to share or want to enhance existing ones, please review our Contribution Guidelines to understand how you can contribute.

Happy coding! 🚀🧠💻

Name		Name	Last commit message	Last commit date
Latest commit History 1,476 Commits
0003-longest-substring-without-repeating-characters		0003-longest-substring-without-repeating-characters
0004-median-of-two-sorted-arrays		0004-median-of-two-sorted-arrays
0005-longest-palindromic-substring		0005-longest-palindromic-substring
0008-string-to-integer-atoi		0008-string-to-integer-atoi
0010-regular-expression-matching		0010-regular-expression-matching
0017-letter-combinations-of-a-phone-number		0017-letter-combinations-of-a-phone-number
0018-4sum		0018-4sum
0019-remove-nth-node-from-end-of-list		0019-remove-nth-node-from-end-of-list
0023-merge-k-sorted-lists		0023-merge-k-sorted-lists
0033-search-in-rotated-sorted-array		0033-search-in-rotated-sorted-array
0034-find-first-and-last-position-of-element-in-sorted-array		0034-find-first-and-last-position-of-element-in-sorted-array
0035-search-insert-position		0035-search-insert-position
0041-first-missing-positive		0041-first-missing-positive
0042-trapping-rain-water		0042-trapping-rain-water
0043-multiply-strings		0043-multiply-strings
0046-permutations		0046-permutations
0049-group-anagrams		0049-group-anagrams
0050-powx-n		0050-powx-n
0057-insert-interval		0057-insert-interval
0058-length-of-last-word		0058-length-of-last-word
0063-unique-paths-ii		0063-unique-paths-ii
0064-minimum-path-sum		0064-minimum-path-sum
0068-text-justification		0068-text-justification
0070-climbing-stairs		0070-climbing-stairs
0072-edit-distance		0072-edit-distance
0074-search-a-2d-matrix		0074-search-a-2d-matrix
0075-sort-colors		0075-sort-colors
0076-minimum-window-substring		0076-minimum-window-substring
0077-combinations		0077-combinations
0078-subsets		0078-subsets
0079-word-search		0079-word-search
0081-search-in-rotated-sorted-array-ii		0081-search-in-rotated-sorted-array-ii
0083-remove-duplicates-from-sorted-list		0083-remove-duplicates-from-sorted-list
0084-largest-rectangle-in-histogram		0084-largest-rectangle-in-histogram
0085-maximal-rectangle		0085-maximal-rectangle
0086-partition-list		0086-partition-list
0091-decode-ways		0091-decode-ways
0094-binary-tree-inorder-traversal		0094-binary-tree-inorder-traversal
0095-unique-binary-search-trees-ii		0095-unique-binary-search-trees-ii
0097-interleaving-string		0097-interleaving-string
0098-validate-binary-search-tree		0098-validate-binary-search-tree
0099-recover-binary-search-tree		0099-recover-binary-search-tree
0100-same-tree		0100-same-tree
0111-minimum-depth-of-binary-tree		0111-minimum-depth-of-binary-tree
0118-pascals-triangle		0118-pascals-triangle
0119-pascals-triangle-ii		0119-pascals-triangle-ii
0120-triangle		0120-triangle
0129-sum-root-to-leaf-numbers		0129-sum-root-to-leaf-numbers
0131-palindrome-partitioning		0131-palindrome-partitioning
0135-candy		0135-candy
0137-single-number-ii		0137-single-number-ii
0139-word-break		0139-word-break
0140-word-break-ii		0140-word-break-ii
0141-linked-list-cycle		0141-linked-list-cycle
0143-reorder-list		0143-reorder-list
0146-lru-cache		0146-lru-cache
0148-sort-list		0148-sort-list
0150-evaluate-reverse-polish-notation		0150-evaluate-reverse-polish-notation
0153-find-minimum-in-rotated-sorted-array		0153-find-minimum-in-rotated-sorted-array
0165-compare-version-numbers		0165-compare-version-numbers
0168-excel-sheet-column-title		0168-excel-sheet-column-title
0169-majority-element		0169-majority-element
0191-number-of-1-bits		0191-number-of-1-bits
0198-house-robber		0198-house-robber
0199-binary-tree-right-side-view		0199-binary-tree-right-side-view
0200-number-of-islands		0200-number-of-islands
0201-bitwise-and-of-numbers-range		0201-bitwise-and-of-numbers-range
0205-isomorphic-strings		0205-isomorphic-strings
0206-reverse-linked-list		0206-reverse-linked-list
0207-course-schedule		0207-course-schedule
0209-minimum-size-subarray-sum		0209-minimum-size-subarray-sum
0215-kth-largest-element-in-an-array		0215-kth-largest-element-in-an-array
0221-maximal-square		0221-maximal-square
0225-implement-stack-using-queues		0225-implement-stack-using-queues
0228-summary-ranges		0228-summary-ranges
0229-majority-element-ii		0229-majority-element-ii
0231-power-of-two		0231-power-of-two
0232-implement-queue-using-stacks		0232-implement-queue-using-stacks
0234-palindrome-linked-list		0234-palindrome-linked-list
0237-delete-node-in-a-linked-list		0237-delete-node-in-a-linked-list
0238-product-of-array-except-self		0238-product-of-array-except-self
0239-sliding-window-maximum		0239-sliding-window-maximum
0263-ugly-number		0263-ugly-number
0264-ugly-number-ii		0264-ugly-number-ii
0268-missing-number		0268-missing-number
0279-perfect-squares		0279-perfect-squares
0287-find-the-duplicate-number		0287-find-the-duplicate-number
0290-word-pattern		0290-word-pattern
0310-minimum-height-trees		0310-minimum-height-trees
0313-super-ugly-number		0313-super-ugly-number
0316-remove-duplicate-letters		0316-remove-duplicate-letters
0332-reconstruct-itinerary		0332-reconstruct-itinerary
0337-house-robber-iii		0337-house-robber-iii
0342-power-of-four		0342-power-of-four
0343-integer-break		0343-integer-break
0344-reverse-string		0344-reverse-string
0345-reverse-vowels-of-a-string		0345-reverse-vowels-of-a-string
0349-intersection-of-two-arrays		0349-intersection-of-two-arrays
0368-largest-divisible-subset		0368-largest-divisible-subset
0373-find-k-pairs-with-smallest-sums		0373-find-k-pairs-with-smallest-sums

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