Leetcode Solutions

This repository contains my solutions to various LeetCode problems. The solutions provided here are meant to help you understand how to solve different types of problems and are for educational purposes. Please use these solutions responsibly and avoid submitting them as your own on LeetCode or other similar platforms.

Name		Name	Last commit message	Last commit date
Latest commit History 541 Commits
0001-two-sum		0001-two-sum
0002-add-two-numbers		0002-add-two-numbers
0005-longest-palindromic-substring		0005-longest-palindromic-substring
0009-palindrome-number		0009-palindrome-number
0011-container-with-most-water		0011-container-with-most-water
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
0019-remove-nth-node-from-end-of-list		0019-remove-nth-node-from-end-of-list
0020-valid-parentheses		0020-valid-parentheses
0028-find-the-index-of-the-first-occurrence-in-a-string		0028-find-the-index-of-the-first-occurrence-in-a-string
0041-first-missing-positive		0041-first-missing-positive
0042-trapping-rain-water		0042-trapping-rain-water
0046-permutations		0046-permutations
0057-insert-interval		0057-insert-interval
0069-sqrtx		0069-sqrtx
0071-simplify-path		0071-simplify-path
0078-subsets		0078-subsets
0079-word-search		0079-word-search
0091-decode-ways		0091-decode-ways
0119-pascals-triangle-ii		0119-pascals-triangle-ii
0129-sum-root-to-leaf-numbers		0129-sum-root-to-leaf-numbers
0141-linked-list-cycle		0141-linked-list-cycle
0143-reorder-list		0143-reorder-list
0144-binary-tree-preorder-traversal		0144-binary-tree-preorder-traversal
0145-binary-tree-postorder-traversal		0145-binary-tree-postorder-traversal
0150-evaluate-reverse-polish-notation		0150-evaluate-reverse-polish-notation
0160-intersection-of-two-linked-lists		0160-intersection-of-two-linked-lists
0165-compare-version-numbers		0165-compare-version-numbers
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
0190-reverse-bits		0190-reverse-bits
0191-number-of-1-bits		0191-number-of-1-bits
0196-delete-duplicate-emails		0196-delete-duplicate-emails
0197-rising-temperature		0197-rising-temperature
0201-bitwise-and-of-numbers-range		0201-bitwise-and-of-numbers-range
0202-happy-number		0202-happy-number
0203-remove-linked-list-elements		0203-remove-linked-list-elements
0205-isomorphic-strings		0205-isomorphic-strings
0206-reverse-linked-list		0206-reverse-linked-list
0217-contains-duplicate		0217-contains-duplicate
0219-contains-duplicate-ii		0219-contains-duplicate-ii
0222-count-complete-tree-nodes		0222-count-complete-tree-nodes
0226-invert-binary-tree		0226-invert-binary-tree
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
0242-valid-anagram		0242-valid-anagram
0257-binary-tree-paths		0257-binary-tree-paths
0258-add-digits		0258-add-digits
0260-single-number-iii		0260-single-number-iii
0263-ugly-number		0263-ugly-number
0268-missing-number		0268-missing-number
0278-first-bad-version		0278-first-bad-version
0279-perfect-squares		0279-perfect-squares
0283-move-zeroes		0283-move-zeroes
0287-find-the-duplicate-number		0287-find-the-duplicate-number
0290-word-pattern		0290-word-pattern
0292-nim-game		0292-nim-game
0303-range-sum-query-immutable		0303-range-sum-query-immutable
0326-power-of-three		0326-power-of-three
0338-counting-bits		0338-counting-bits
0341-flatten-nested-list-iterator		0341-flatten-nested-list-iterator
0342-power-of-four		0342-power-of-four
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
0367-valid-perfect-square		0367-valid-perfect-square
0374-guess-number-higher-or-lower		0374-guess-number-higher-or-lower
0401-binary-watch		0401-binary-watch
0442-find-all-duplicates-in-an-array		0442-find-all-duplicates-in-an-array
0452-minimum-number-of-arrows-to-burst-balloons		0452-minimum-number-of-arrows-to-burst-balloons
0501-find-mode-in-binary-search-tree		0501-find-mode-in-binary-search-tree
0515-find-largest-value-in-each-tree-row		0515-find-largest-value-in-each-tree-row
0525-contiguous-array		0525-contiguous-array
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
0606-construct-string-from-binary-tree		0606-construct-string-from-binary-tree
0617-merge-two-binary-trees		0617-merge-two-binary-trees
0620-not-boring-movies		0620-not-boring-movies
0621-task-scheduler		0621-task-scheduler
0623-add-one-row-to-tree		0623-add-one-row-to-tree
0678-valid-parenthesis-string		0678-valid-parenthesis-string
0713-subarray-product-less-than-k		0713-subarray-product-less-than-k
0747-min-cost-climbing-stairs		0747-min-cost-climbing-stairs
0787-cheapest-flights-within-k-stops		0787-cheapest-flights-within-k-stops
0791-custom-sort-string		0791-custom-sort-string
0795-k-th-symbol-in-grammar		0795-k-th-symbol-in-grammar
0817-design-hashmap		0817-design-hashmap
0833-bus-routes		0833-bus-routes
0843-binary-trees-with-factors		0843-binary-trees-with-factors

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