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.idea
.idea
 
 
out/production/CodingProblems
out/production/CodingProblems
 
 
AccountsMerge.java
AccountsMerge.java
 
 
AdaLovelaceDay.java
AdaLovelaceDay.java
 
 
AddAndSearchWord.java
AddAndSearchWord.java
 
 
AddBinary.java
AddBinary.java
 
 
AddStrings.java
AddStrings.java
 
 
Alerter.java
Alerter.java
 
 
AlienDictionary.java
AlienDictionary.java
 
 
Amazon.java
Amazon.java
 
 
AmazonDebug.java
AmazonDebug.java
 
 
AmazonPractice.java
AmazonPractice.java
 
 
AutoComplete.java
AutoComplete.java
 
 
BSTIterator.java
BSTIterator.java
 
 
BackspaceStringCompare.java
BackspaceStringCompare.java
 
 
BalancedBinaryTree.java
BalancedBinaryTree.java
 
 
BasicCalculator.java
BasicCalculator.java
 
 
BinaryTreeLevelOrderTraversal.java
BinaryTreeLevelOrderTraversal.java
 
 
BinaryTreeMaximumPathSum.java
BinaryTreeMaximumPathSum.java
 
 
BinaryTreeUpsideDown.java
BinaryTreeUpsideDown.java
 
 
BinaryTreeVerticalOrderTraversal.java
BinaryTreeVerticalOrderTraversal.java
 
 
BitFlip.java
BitFlip.java
 
 
BitwiseANDofNumbersRange.java
BitwiseANDofNumbersRange.java
 
 
BullsAndCows.java
BullsAndCows.java
 
 
BusinessesChain.java
BusinessesChain.java
 
 
CandyCrush.java
CandyCrush.java
 
 
CarFleet.java
CarFleet.java
 
 
CareerPrepProblems.java
CareerPrepProblems.java
 
 
CloneGraph.java
CloneGraph.java
 
 
ClosestBinarySearchTreeValueII.java
ClosestBinarySearchTreeValueII.java
 
 
CodingProblems.iml
CodingProblems.iml
 
 
CoinChange.java
CoinChange.java
 
 
CombinationSumII.java
CombinationSumII.java
 
 
ConnectFour.java
ConnectFour.java
 
 
ConsecutiveNumberSum.java
ConsecutiveNumberSum.java
 
 
ConstructBinaryTreeFromInorderAndPostorderTraversal.java
ConstructBinaryTreeFromInorderAndPostorderTraversal.java
 
 
ConstructBinaryTreeFromPreorderAndInorderTraversal.java
ConstructBinaryTreeFromPreorderAndInorderTraversal.java
 
 
ContinusouSubarraySum.java
ContinusouSubarraySum.java
 
 
ConvertBinarySearchTreeToSortedDoublyLinkedList.java
ConvertBinarySearchTreeToSortedDoublyLinkedList.java
 
 
ConvertSortedListtoBinarySearchTree.java
ConvertSortedListtoBinarySearchTree.java
 
 
CopyListWithRandonPointer.java
CopyListWithRandonPointer.java
 
 
CountCompleteTreeNodes.java
CountCompleteTreeNodes.java
 
 
CountUniValueSubtree.java
CountUniValueSubtree.java
 
 
CountingWithRules.java
CountingWithRules.java
 
 
CourseSchedule.java
CourseSchedule.java
 
 
CourseScheduleII.java
CourseScheduleII.java
 
 
CovertSortArrayToBST.java
CovertSortArrayToBST.java
 
 
Cs545_Hw6.java
Cs545_Hw6.java
 
 
CustomSortString.java
CustomSortString.java
 
 
CutOffTreesForGolfEvent.java
CutOffTreesForGolfEvent.java
 
 
DecodeString.java
DecodeString.java
 
 
DecodeWays.java
DecodeWays.java
 
 
Dedupe.java
Dedupe.java
 
 
DeleteAndEarn.java
DeleteAndEarn.java
 
 
DesignTicTacToe.java
DesignTicTacToe.java
 
 
DiagonalTraverse.java
DiagonalTraverse.java
 
 
DiameterOfBinaryTree.java
DiameterOfBinaryTree.java
 
 
DigitCounts.java
DigitCounts.java
 
 
DistinctSubsequences.java
DistinctSubsequences.java
 
 
DivideTwoIntegers.java
DivideTwoIntegers.java
 
 
EditDistance.java
EditDistance.java
 
 
Example.java
Example.java
 
 
ExclusiveTimeOfFunctions.java
ExclusiveTimeOfFunctions.java
 
 
ExpressionAddOperation.java
ExpressionAddOperation.java
 
 
FactorCombination.java
FactorCombination.java
 
 
FindAllAnagramsInAString.java
FindAllAnagramsInAString.java
 
 
FindDuplicateFileInSystem.java
FindDuplicateFileInSystem.java
 
 
FindMinimumInRotatedSortedArrayII.java
FindMinimumInRotatedSortedArrayII.java
 
 
FindPeakElement.java
FindPeakElement.java
 
 
FindPeakElementLintcode.java
FindPeakElementLintcode.java
 
 
FindSecretWord.java
FindSecretWord.java
 
 
FindTheCelebrity.java
FindTheCelebrity.java
 
 
FirstBadVersion.java
FirstBadVersion.java
 
 
FirstMissingPositive.java
FirstMissingPositive.java
 
 
FirstPositionOfTarget.java
FirstPositionOfTarget.java
 
 
FlattenBinaryTree.java
FlattenBinaryTree.java
 
 
FlattenNestedListIterator.java
FlattenNestedListIterator.java
 
 
FlipGameII.java
FlipGameII.java
 
 
FlipStringToMonotoneIncreasing.java
FlipStringToMonotoneIncreasing.java
 
 
FloodFill.java
FloodFill.java
 
 
FriendCircles.java
FriendCircles.java
 
 
FriendsOfAppropriateAges.java
FriendsOfAppropriateAges.java
 
 
FruitIntoBaskets.java
FruitIntoBaskets.java
 
 
GoatLatin.java
GoatLatin.java
 
 
GoogleFallInternPrep.java
GoogleFallInternPrep.java
 
 
GoogleOA20191004.java
GoogleOA20191004.java
 
 
GoogleOASep21.java
GoogleOASep21.java
 
 
HIndex.java
HIndex.java
 
 
HIndexII.java
HIndexII.java
 
 
HammingDistance.java
HammingDistance.java
 
 
HighFive.java
HighFive.java
 
 
HouseRobberII.java
HouseRobberII.java
 
 
ImplementQueueUsingStack.java
ImplementQueueUsingStack.java
 
 
ImplementStackUsingQueue.java
ImplementStackUsingQueue.java
 
 
ImplementedStrStr.java
ImplementedStrStr.java
 
 
InsertInterval.java
InsertInterval.java
 
 
InsertionSortList.java
InsertionSortList.java
 
 
IntegerToEnglishWords.java
IntegerToEnglishWords.java
 
 
IntegerToRoman.java
IntegerToRoman.java
 
 
IntersectionOfTwoArrays.java
IntersectionOfTwoArrays.java
 
 

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CodingProblems

This repository stores coding challenges and notes for recording learning experiences.

Tree

DFS

BFS

Two Pointers

Binary Search

Dynamic Programming

Greedy

Divide and Conquer

Graph

About

Practices for coding problems

Topics

algorithm-challengesalgorithmsjavalearningleetcode-java

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