Skip to content
Navigation Menu
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Copilot app
Direct agents from issue to merge
MCP Registry
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Code Quality
Enforce quality at merge
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
Accelerator
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
nikoo28
/
java-solutions
Public
Uh oh!
There was an error while loading.
Please reload this page
.
Notifications
You must be signed in to change notification settings
Fork
155
Star
338
Code
Issues
0
Pull requests
2
Actions
Projects
Security and quality
0
Insights
Additional navigation options
Code
Issues
Pull requests
Actions
Projects
Security and quality
Insights
Files
Expand file tree
master
Breadcrumbs
java-solutions
/
src
/
main
/
java
/
leetcode
/
easy
/
Copy path
Directory actions
More options
More options
Directory actions
More options
More options
Latest commit
History
History
History
master
Breadcrumbs
java-solutions
/
src
/
main
/
java
/
leetcode
/
easy
/
Copy path
Top
Folders and files
Name
Name
Last commit message
Last commit date
parent directory
..
AverageOfLevelsInBinaryTree.java
AverageOfLevelsInBinaryTree.java
BackspaceStringCompare.java
BackspaceStringCompare.java
BalancedBinaryTree.java
BalancedBinaryTree.java
BestTimeToBuyAndSellAStock.java
BestTimeToBuyAndSellAStock.java
BestTimeToBuyAndSellAStockII.java
BestTimeToBuyAndSellAStockII.java
CheckIfPangram.java
CheckIfPangram.java
ClimbingStairs.java
ClimbingStairs.java
ContainsDuplicate.java
ContainsDuplicate.java
ContainsDuplicateII.java
ContainsDuplicateII.java
ConvertBstToGreaterTree.java
ConvertBstToGreaterTree.java
CountCompleteTreeNodes.java
CountCompleteTreeNodes.java
CountPrimes.java
CountPrimes.java
DayOfTheYear.java
DayOfTheYear.java
DiameterOfABinaryTree.java
DiameterOfABinaryTree.java
FibonacciNumber.java
FibonacciNumber.java
FindAllNumbersDisappearedInAnArray.java
FindAllNumbersDisappearedInAnArray.java
FindCommonCharacters.java
FindCommonCharacters.java
FindPivotIndex.java
FindPivotIndex.java
FindWordsThatCanBeFormedByCharacters.java
FindWordsThatCanBeFormedByCharacters.java
FirstUniqueCharacterInAString.java
FirstUniqueCharacterInAString.java
HappyNumber.java
HappyNumber.java
IntersectionOfTwoArraysII.java
IntersectionOfTwoArraysII.java
IntersectionOfTwoLinkedLists.java
IntersectionOfTwoLinkedLists.java
InvertTree.java
InvertTree.java
IsSubsequence.java
IsSubsequence.java
IsomorphicStrings.java
IsomorphicStrings.java
JewelsAndStones.java
JewelsAndStones.java
KthMissingPositiveNumber.java
KthMissingPositiveNumber.java
LastStoneWeight.java
LastStoneWeight.java
LeftAndRightSumDifferences.java
LeftAndRightSumDifferences.java
LengthOfLastWord.java
LengthOfLastWord.java
LinkedListCycle.java
LinkedListCycle.java
LongestCommonPrefix.java
LongestCommonPrefix.java
LowestCommonAncestorOfBinarySearchTree.java
LowestCommonAncestorOfBinarySearchTree.java
MajorityElement.java
MajorityElement.java
MatrixDiagonalSum.java
MatrixDiagonalSum.java
MaxConsecutiveOnes.java
MaxConsecutiveOnes.java
MaximumAverageSubarrayI.java
MaximumAverageSubarrayI.java
MaximumDepthOfABinaryTree.java
MaximumDepthOfABinaryTree.java
MaximumOddBinaryNumber.java
MaximumOddBinaryNumber.java
MaximumSubarray.java
MaximumSubarray.java
MergeSortedArray.java
MergeSortedArray.java
MergeTwoBinaryTrees.java
MergeTwoBinaryTrees.java
MergeTwoSortedLists.java
MergeTwoSortedLists.java
MiddleOfTheLinkedList.java
MiddleOfTheLinkedList.java
MinCostClimbingStairs.java
MinCostClimbingStairs.java
MinimumDepthBinaryTree.java
MinimumDepthBinaryTree.java
MoveZeroes.java
MoveZeroes.java
MyQueue.java
MyQueue.java
MyStack.java
MyStack.java
NextGreaterElementI.java
NextGreaterElementI.java
NumberOf1Bits.java
NumberOf1Bits.java
NumberOfGoodPairs.java
NumberOfGoodPairs.java
NumbersSmallerThanTheCurrentNumber.java
NumbersSmallerThanTheCurrentNumber.java
PalindromeLinkedList.java
PalindromeLinkedList.java
PascalTriangleII.java
PascalTriangleII.java
PascalsTriangle.java
PascalsTriangle.java
PathSum.java
PathSum.java
RangeSumOfBST.java
RangeSumOfBST.java
RansomNote.java
RansomNote.java
RemoveLinkedListElements.java
RemoveLinkedListElements.java
ReorderDataInLogFiles.java
ReorderDataInLogFiles.java
ReverseOnlyLetters.java
ReverseOnlyLetters.java
ReversePrefixOfWord.java
ReversePrefixOfWord.java
ReverseWordsInAString3.java
ReverseWordsInAString3.java
ReverseWordsInAStringIII.java
ReverseWordsInAStringIII.java
RotateArray.java
RotateArray.java
SameTree.java
SameTree.java
SearchInsertPosition.java
SearchInsertPosition.java
ShuffleString.java
ShuffleString.java
SingleNumber.java
SingleNumber.java
SortingTheSentence.java
SortingTheSentence.java
SquaresOfSortedArray.java
SquaresOfSortedArray.java
StringCompression.java
StringCompression.java
SumOfUniqueElements.java
SumOfUniqueElements.java
SymmetricTree.java
SymmetricTree.java
TwoSum.java
TwoSum.java
TwoSumII.java
TwoSumII.java
UglyNumber.java
UglyNumber.java
ValidAnagram.java
ValidAnagram.java
ValidPalindrome.java
ValidPalindrome.java
ValidPalindromeII.java
ValidPalindromeII.java
ValidParantheses.java
ValidParantheses.java
ValidPerfectSquare.java
ValidPerfectSquare.java
View all files
You can’t perform that action at this time.