https://github.com/kenshin579/tutorials-interview-questions

Interview Questions Collection
https://github.com/kenshin579/tutorials-interview-questions

algorithm amazon facebook google interview java leetcode naver questions string tree trie

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Interview Questions Collection

• Host: GitHub
• URL: https://github.com/kenshin579/tutorials-interview-questions
• Owner: kenshin579
• Created: 2018-10-08T11:56:27.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2022-01-02T11:49:03.000Z (over 4 years ago)
• Last Synced: 2023-05-06T22:50:51.971Z (almost 3 years ago)
• Topics: algorithm, amazon, facebook, google, interview, java, leetcode, naver, questions, string, tree, trie
• Language: Java
• Homepage:
• Size: 688 KB
• Stars: 1
• Watchers: 2
• Forks: 1
• Open Issues: 35
• Metadata Files:
  • Readme: README.md

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# Algorithm - Table of Contents

Updated 2021-03-19

### Total Number of Studied Algorithms

| Site  | Total |

| :---------: | :-----------: |

| codility | 1 |

| java | 5 |

| hackerrank | 1 |

| google | 1 |

| programmers | 13 |

| baekjoon | 1 |

| leetcode | 46 |

| geeksforgeeks | 11 |

## codility

* Remove String In Order (RemoveStringInOrder.java)

## java

* Object Oriented Problem (Coffee.java)

* Binary Search (BinarySearch.java)

* String Permutation (StringPermutation.java)

* Maximize Num Of Things (MaximizeNumOfThings.java)

* Remove duplicate from an array of integers (LinkedList.java)

## hackerrank

* 높이(height) : 루트 노드에서 가장 깊숙히 있는 노드의 깊이 (HeightOfBinaryTree.java)

## google

* Balanced Parenthesis (BalancedParenthesis.java)

## programmers

* 월간 코드 챌린지 시즌1 > 트리 트리오 중간값 (TreeTrioMediumValue.java)

* 월간 코드 챌린지 시즌1 > 이진 변환 반복하기 (BinaryBitOperation.java)

* 월간 코드 챌린지 시즌1 > 3진법 뒤집기 (DotProduct.java)

* 시간 초가 이슈도 있음 (Problem4.java)

* 월간 코드 챌린지 시즌1 > 두 개 뽑아서 더하기 (AddTwoIntegers.java)

* 월간 코드 챌린지 시즌1 > 3진법 뒤집기 (ConvertToTernary.java)

* 월간 코드 챌린지 시즌1 > 쿼드압축 후 개수 세기 (QuadTree.java)

* 찾아라 프로그래밍 마에스터 > 게임 맵 최단거리 (GameMapShortestPath.java)

* 42747 HIndex (HIndex.java)

* 크레인 인형뽑기 게임 - 2019 카카오 개발자 겨울 인턴쉽 (CraneDoll.java)

* 주식 가격 스택/큐 문제 (StockPrice.java)

* 더 맵게 Heap 문제 (MoreSpicy.java)

* Budget (Budget.java)

## baekjoon

* 2003 : 수들의 합2 (SubSum.java)

## leetcode

| Difficulty | Easy | Medium | Hard | 

| :------: | :------: | :------: | :------: |

| Total  | 29 | 17 | 0 | 

| Tags | Array | BinarySearch | BitManipulation | Etc | Graph | Hash | LinkedList | Map | Set | String | Tree | Trie | 

| :------: | :------: | :------: | :------: | :------: | :------: | :------: | :------: | :------: | :------: | :------: | :------: | :------: |

| Total | 3 | 1 | 1 | 5 | 2 | 1 | 6 | 1 | 1 | 11 | 11 | 3 |

#### Easy

* 1\. Two Sum (TwoSum.java)

* 14\. Longest Common Prefix (LongestCommonPrefix.java)

* 20\. Valid Parentheses (IsValid.java)

* 21\. Merge Two Sorted Lists (MergeTwoLists.java)

* 100\. Same Tree (SameTree.java)

* 104\. Maximum Depth of Binary Tree (MaxDepth.java)

* 107\. Binary Tree Level Order Traversal II (LevelOrderBottom.java)

* 111\. Minimum Depth of Binary Tree (MinDepth.java)

* 112\. Path Sum (PathSum.java)

* 118\. Pascal's Triangle (PascalTriangle.java)

* 125\. Valid Palindrome (ValidPalindrome.java)

* 206\. Reverse Linked List (ReverseList.java)

* 342\. Power of Four (PowerOfFour.java)

* 344\. Reverse String (ReverseString.java)

* 387\. First Unique Character in a String (FirstUniqChar.java)

* 392\. Is Subsequence (IsSubsequence.java)

* 404\. Sum of Left Leaves (SumOfLeftLeaves.java)

* 409\. Longest Palindrome (LongestPalindrome.java)

* 520\. Detect Capital (DetectCapital.java)

* 541\. Reverse String II (ReverseStr.java)

* 543\. Diameter of Binary Tree (DiameterOfBinaryTree.java)

* 557\. Reverse Words in a String III (ReverseWords.java)

* 704\. Binary Search (Search.java)

* 705\. Design HashSet (MyHashSet.java)

* 744\. Find Smallest Letter Greater Than Target (FindSmallestLetterGreaterThanTarget.java)

* 874\. Walking Robot Simulation (RobotSim.java)

* 876\. Middle of the Linked List (MiddleNode.java)

* 1290\. Convert Binary Number in a Linked List to Integer (GetDecimalValue.java)

* 1512\. Number of Good Pairs (NumberOfGoodPairs.java)

#### Medium

* 56\. Merge Intervals (MergeIntervals.java)

* 77\. Combinations (Combinations.java)

* 78\. Subsets (Subsets.java)

* 92\. Reverse Linked List II (ReverseBetween.java)

* 102\. Binary Tree Level Order Traversal (LevelOrder.java)

* 144\. Binary Tree Preorder Traversal (PreorderTraversal.java)

* 147\. Insertion Sort List (InsertionSortList.java)

* 200\. Number of Islands (NumIslands.java)

* 208\. Implement Trie (Prefix Tree) (TrieWithMap.java)

* 208\. Implement Trie (Prefix Tree) (Trie.java)

* 211\. Add and Search Word - Data structure design (WordDictionary.java)

* 287\. Find the Duplicate Number (FindDuplicate.java)

* 394\. Decode String (DecodeString.java)

* 435\. Non-overlapping Intervals (EraseOverlapInterval.java)

* 560\. Subarray Sum Equals K (SubarraySum.java)

* 701\. Insert into a Binary Search Tree (InsertIntoBST.java)

* 1008\. Construct Binary Search Tree from Preorder Traversal (BstFromPreorder.java)

## geeksforgeeks

* Job Sequence 문제 (JobSequenceWithDealine.java)

* Transform String (TransformString.java)

* 최대 긴 Common Sub String 출력 (CommonSubString.java)

* 0-1 Knapsack (Knapsack.java)

* SubsetSum (SubsetSum.java)

* Graph (인접 리스트로 구현) (Graph.java)

* Minimum value of distance of farthest node in a Graph (MinFarthestDistance.java)

* Insertion Sort (InsertionSort.java)

* Look and Say Sequence (LookAndSaySequence.java)

* FractionalKnapsack (FractionalKnapsack.java)

* Left Right Rotate of String (LeftRightRotateOfString.java)