leetcode

Solutions about LeetCode's Top Interview Questions list.

All solutions coded with Java.

if you have any suggestions/fixes, please feel free to contribute

Top Interview Questions

Name		Name	Last commit message	Last commit date
Latest commit History 74 Commits
001-TwoSum		001-TwoSum
002-AddTwoNumbers		002-AddTwoNumbers
003-LongestSubstringWithoutRepeatingCharacters		003-LongestSubstringWithoutRepeatingCharacters
005-LongestPalindromicSubstring		005-LongestPalindromicSubstring
007-ReverseInteger		007-ReverseInteger
008-StringToInteger(atoi)		008-StringToInteger(atoi)
011-ContainerWithMostWater		011-ContainerWithMostWater
013-RomanToInteger		013-RomanToInteger
014-LongestCommonPrefix		014-LongestCommonPrefix
015-ThreeSum		015-ThreeSum
017-LetterCombinationsOfAPhoneNumber		017-LetterCombinationsOfAPhoneNumber
019-RemoveNthNodeFromEndOfList		019-RemoveNthNodeFromEndOfList
020-ValidParentheses		020-ValidParentheses
021-MergeTwoSortedList		021-MergeTwoSortedList
022-GenerateParentheses		022-GenerateParentheses
023-MergeKSortedLists		023-MergeKSortedLists
026-RemoveDuplicatesFromSortedArray		026-RemoveDuplicatesFromSortedArray
028-ImplementStrStr		028-ImplementStrStr
034-SearchForARange		034-SearchForARange
036-ValidSudoku		036-ValidSudoku
038-CountAndSay		038-CountAndSay
046-Permutations		046-Permutations
053-MaximumSubarray		053-MaximumSubarray
066-PlusOne		066-PlusOne
069-SqrtX		069-SqrtX
070-ClimbingStairs		070-ClimbingStairs
088-MergeSortedArray		088-MergeSortedArray
093-RestoreIPAddresses		093-RestoreIPAddresses
094-BinaryTreeInorderTraversal		094-BinaryTreeInorderTraversal
100-SameTree		100-SameTree
101-SymmetricTree		101-SymmetricTree
102-BinaryTreeLevelOrderTraversal		102-BinaryTreeLevelOrderTraversal
104-MaximumDepthOfBinaryTree		104-MaximumDepthOfBinaryTree
107-BinaryTreeLevelOrderTraversal-II		107-BinaryTreeLevelOrderTraversal-II
108-ConvertSortedArrayToBinaryTree		108-ConvertSortedArrayToBinaryTree
110-BalancedBinaryTree		110-BalancedBinaryTree
111-MinimumDepthOfBinaryTree		111-MinimumDepthOfBinaryTree
112-PathSum		112-PathSum
113-PathSum-II		113-PathSum-II
118-PascalsTriangle		118-PascalsTriangle
121-BestTimeToBuyAndSellStocks		121-BestTimeToBuyAndSellStocks
125-ValidPalindrome		125-ValidPalindrome
136-SingleNumber		136-SingleNumber
139-WordBreak		139-WordBreak
141-LinkedListCycle		141-LinkedListCycle
146-LRUCache		146-LRUCache
155-MinStack		155-MinStack
160-IntersectionOfTwoLinkedList		160-IntersectionOfTwoLinkedList
169-MajorityElement		169-MajorityElement
171-ExcelSheetColumnNumber		171-ExcelSheetColumnNumber
172-FactorialTrailingZeroes		172-FactorialTrailingZeroes
189-RotateArray		189-RotateArray
191-NumberOf1Bits		191-NumberOf1Bits
198-HouseRobber		198-HouseRobber
200-NumberOfIslands		200-NumberOfIslands
202-HappyNumber		202-HappyNumber
204-CountPrimes		204-CountPrimes
206-ReverseLinkedList		206-ReverseLinkedList
217-ContainsDuplicate		217-ContainsDuplicate
234-PalindromeLinkedList		234-PalindromeLinkedList
235-LowestCommonAncestorOfABinarySearchTree		235-LowestCommonAncestorOfABinarySearchTree
237-DeleteNodeInALinkedList		237-DeleteNodeInALinkedList
238-ProductOfArrayItself		238-ProductOfArrayItself
242-ValidAnagram		242-ValidAnagram
268-MissingNumber		268-MissingNumber
283-MoveZeroes		283-MoveZeroes
289-GameOfLife		289-GameOfLife
326-PowerOfThree		326-PowerOfThree
344-ReverseString		344-ReverseString
347-TopKFequentElements		347-TopKFequentElements
350-IntersectionOfTwoArraysII		350-IntersectionOfTwoArraysII
371-SumOfTwoIntegers		371-SumOfTwoIntegers
384-ShuffleAnArray		384-ShuffleAnArray
387-FirstUniqueCharacterInAString		387-FirstUniqueCharacterInAString
412-FizzBuzz		412-FizzBuzz
454-4SumII		454-4SumII
645-SetMismatch		645-SetMismatch
687-LongestUnivaluePath		687-LongestUnivaluePath
692-TopKFrequentWords		692-TopKFrequentWords
.gitignore		.gitignore
LICENSE		LICENSE
README.md		README.md

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Repository files navigation

leetcode

About

Releases

Packages

Contributors

Languages

Folders and files

Latest commit

History

Repository files navigation

leetcode

About

Topics

Resources

Stars

Watchers

Forks

Releases

Packages

Contributors

Languages