LeetCode Solutions

This repository contains my solutions to various LeetCode problems. Each solution is implemented in a different programming language.

Problem List

#	Title	Solution
1	Two Sum	Python, Java
2	Add Two Numbers	Python, Java
3	Longest Substring Without Repeating Characters	Python, Java
...	...	...

How to Contribute

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Please make sure that your solution is correct and efficient before submitting it. Also, make sure to follow the repository's code style and conventions.

Name		Name	Last commit message	Last commit date
Latest commit History 375 Commits
0005-longest-palindromic-substring		0005-longest-palindromic-substring
0009-palindrome-number		0009-palindrome-number
0012-integer-to-roman		0012-integer-to-roman
0013-roman-to-integer		0013-roman-to-integer
0014-longest-common-prefix		0014-longest-common-prefix
0015-3sum		0015-3sum
0020-valid-parentheses		0020-valid-parentheses
0021-merge-two-sorted-lists		0021-merge-two-sorted-lists
0022-generate-parentheses		0022-generate-parentheses
0024-swap-nodes-in-pairs		0024-swap-nodes-in-pairs
0029-divide-two-integers		0029-divide-two-integers
0039-combination-sum		0039-combination-sum
0043-multiply-strings		0043-multiply-strings
0056-merge-intervals		0056-merge-intervals
0066-plus-one		0066-plus-one
0067-add-binary		0067-add-binary
0069-sqrtx		0069-sqrtx
0070-climbing-stairs		0070-climbing-stairs
0077-combinations		0077-combinations
0078-subsets		0078-subsets
0083-remove-duplicates-from-sorted-list		0083-remove-duplicates-from-sorted-list
0088-merge-sorted-array		0088-merge-sorted-array
0094-binary-tree-inorder-traversal		0094-binary-tree-inorder-traversal
0100-same-tree		0100-same-tree
0101-symmetric-tree		0101-symmetric-tree
0102-binary-tree-level-order-traversal		0102-binary-tree-level-order-traversal
0103-binary-tree-zigzag-level-order-traversal		0103-binary-tree-zigzag-level-order-traversal
0104-maximum-depth-of-binary-tree		0104-maximum-depth-of-binary-tree
0108-convert-sorted-array-to-binary-search-tree		0108-convert-sorted-array-to-binary-search-tree
0110-balanced-binary-tree		0110-balanced-binary-tree
0111-minimum-depth-of-binary-tree		0111-minimum-depth-of-binary-tree
0112-path-sum		0112-path-sum
0121-best-time-to-buy-and-sell-stock		0121-best-time-to-buy-and-sell-stock
0124-binary-tree-maximum-path-sum		0124-binary-tree-maximum-path-sum
0125-valid-palindrome		0125-valid-palindrome
0136-single-number		0136-single-number
0141-linked-list-cycle		0141-linked-list-cycle
0142-linked-list-cycle-ii		0142-linked-list-cycle-ii
0144-binary-tree-preorder-traversal		0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal		0145-binary-tree-postorder-traversal
0169-majority-element		0169-majority-element
0171-excel-sheet-column-number		0171-excel-sheet-column-number
0175-combine-two-tables		0175-combine-two-tables
0181-employees-earning-more-than-their-managers		0181-employees-earning-more-than-their-managers
0182-duplicate-emails		0182-duplicate-emails
0183-customers-who-never-order		0183-customers-who-never-order
0189-rotate-array		0189-rotate-array
0190-reverse-bits		0190-reverse-bits
0191-number-of-1-bits		0191-number-of-1-bits
0197-rising-temperature		0197-rising-temperature
0200-number-of-islands		0200-number-of-islands
0202-happy-number		0202-happy-number
0205-isomorphic-strings		0205-isomorphic-strings
0206-reverse-linked-list		0206-reverse-linked-list
0216-combination-sum-iii		0216-combination-sum-iii
0217-contains-duplicate		0217-contains-duplicate
0236-lowest-common-ancestor-of-a-binary-tree		0236-lowest-common-ancestor-of-a-binary-tree
0275-h-index-ii		0275-h-index-ii
0279-perfect-squares		0279-perfect-squares
0337-house-robber-iii		0337-house-robber-iii
0338-counting-bits		0338-counting-bits
0389-find-the-difference		0389-find-the-difference
0392-is-subsequence		0392-is-subsequence
0412-fizz-buzz		0412-fizz-buzz
0441-arranging-coins		0441-arranging-coins
0442-find-all-duplicates-in-an-array		0442-find-all-duplicates-in-an-array
0445-add-two-numbers-ii		0445-add-two-numbers-ii
0461-hamming-distance		0461-hamming-distance
0476-number-complement		0476-number-complement
0509-fibonacci-number		0509-fibonacci-number
0511-game-play-analysis-i		0511-game-play-analysis-i
0543-diameter-of-binary-tree		0543-diameter-of-binary-tree
0570-managers-with-at-least-5-direct-reports		0570-managers-with-at-least-5-direct-reports
0577-employee-bonus		0577-employee-bonus
0584-find-customer-referee		0584-find-customer-referee
0595-big-countries		0595-big-countries
0596-classes-more-than-5-students		0596-classes-more-than-5-students
0619-biggest-single-number		0619-biggest-single-number
0620-not-boring-movies		0620-not-boring-movies
0627-swap-salary		0627-swap-salary
0724-find-pivot-index		0724-find-pivot-index
0728-self-dividing-numbers		0728-self-dividing-numbers
0735-asteroid-collision		0735-asteroid-collision
0876-middle-of-the-linked-list		0876-middle-of-the-linked-list
0938-range-sum-of-bst		0938-range-sum-of-bst
0977-squares-of-a-sorted-array		0977-squares-of-a-sorted-array
0997-find-the-town-judge		0997-find-the-town-judge
1-two-sum		1-two-sum
1008-construct-binary-search-tree-from-preorder-traversal		1008-construct-binary-search-tree-from-preorder-traversal
1025-divisor-game		1025-divisor-game
1050-actors-and-directors-who-cooperated-at-least-three-times		1050-actors-and-directors-who-cooperated-at-least-three-times
1068-product-sales-analysis-i		1068-product-sales-analysis-i
1148-article-views-i		1148-article-views-i
118-pascals-triangle		118-pascals-triangle
119-pascals-triangle-ii		119-pascals-triangle-ii
1207-unique-number-of-occurrences		1207-unique-number-of-occurrences
1251-average-selling-price		1251-average-selling-price
1291-sequential-digits		1291-sequential-digits
1306-jump-game-iii		1306-jump-game-iii
1327-list-the-products-ordered-in-a-period		1327-list-the-products-ordered-in-a-period

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