Coding Test solution

코딩 테스트 연습 문제를 정리한 레포지토리입니다.

Codilty

1. Iterations

• BinaryGap
  • Code

2. Arrays

• CyclicRotation

  • Code

• OddOccurrencesInArray

  • Code

3. Time Complexity

• FrogJmp

  • Code

• PermMissingElem

  • Code

• TapeEquilibrium

  • Code

4. Counting Elements

• FrogRiverOne

  • Code

• MaxCounters

  • Code

• MissingInteger

  • Code

• PermCheck

  • Code

5. Prefix Sums

• CountDiv

  • Code

• GenomicRangeQuery

  • Code

• MinAvgTwoSlice

  • Code

• PassingCars

  • Code

6. Sorting

• Distinct

  • Code

• MaxProductOfThree

  • Code

• NumberOfDiscIntersections 43/100

  • Code

• Triangle

  • Code

7. Stacks and Queues

• Brackets

  • Code

• Fish

  • Code

• Nesting

  • Code

8. Leader

• Dominator

  • Code

• EquiLeader

  • Code

9. Maximum slice problem

• MaxDoubleSliceSum

  • Code

• MaxProfit

  • Code

• MaxSliceSum

  • Code

10. Prime and composite numbers

• CountFactors

  • Code

• Flags

  • Code

• MinPerimeterRectangle

  • Code

14. Binary search algorithm

• MinMaxDivision
  • Code

Programmers

해시

• 완주하지 못한 선수

  • Code

• 전화번호 목록

  • Code

• 위장

  • Code

• 베스트앨범

  • Code

정렬

• k번째수

  • Code

• 가장 큰 수

  • Code

• H-Index

  • Code

완전 탐색

• 모의고사

  • Code

• 소수 찾기

  • Code

• 카펫

  • Code

힙

• 더 맵게

  • Code

• 디스크 컨트롤러

  • Code

• 이중우선순위큐

  • Code

깊이/너비 우선 탐색(DFS/BFS)

• 타겟 넘버

  • Code

• 네트워크

  • Code

• 단어 변환

  • Code

• 여행경로

  • Code

동적계획법(Dynamic Programming)

• 정수 삼각형

  • Code

• 증굣길

  • Code

이분탐색

• 정수 삼각형
  • Code

탐욕법(Greedy)

• 체육복

  • Code

• 조이스틱

  • Code

• 큰 수 만들기

  • Code

• 구명보트

  • Code

• 섬 연결하기

  • Code

• 단속카메라

  • Code

스택 & 큐

• 주식가격

  • Code

• 지능개발

  • Code

• 다리를 지나는 트럭

  • Code

• 프린터

  • Code

Backjoon Online Judge(BOJ)

HackerRank

• Hash Tables: Ransom Note

  • Code

• Two Strings

  • Code

• Frequency Queries

  • Code

• Sorting: Bubble Sort

  • Code

• Mark and Toys

  • Code

• Sorting: Comparator

  • Code

• Strings: Making Anagrams

  • Code

• Sherlock and the Valid String

  • Code

• Minimum Absolute Difference in an Array

  • Code

• Luck Balance

  • Code

• Greedy Florist

  • Code

• Max Min

  • Code

• Hash Tables: Ice Cream Parlor

  • Code

• Pairs

  • Code

• Minimum Time Required

  • Code

• Balanced Brackets

  • Code

• Sherlock and Array

  • Code

• Special String Again

  • Code

• Queues: A Tale of Two Stacks

  • Code

• Largest Rectangle

  • Code

• Picking Numbers

  • Code

• Picking Numbers

  • Code

• Between Two Sets

  • Code

• Breaking the Records

  • Code

• Mini-Max Sum

  • Code

• Encryption

  • Code

• Birthday Cake Candles

  • Code

• Bigger is Greater

  • Code

• Bigger is Greater

  • Code

• Drawing Book

  • Code

• Absolute Permutation

  • Code

• Absolute Permutation

  • Code

• Save the Prisoner!

  • Code

• Flatland Space Stations

  • Code

• Beautiful Triplets

  • Code

• Modified Kaprekar Numbers

  • Code

• Strange Counter

  • Code

• Almost Sorted

  • Code

• Super Reduced String

  • Code

• Big Sorting

  • Code

• Big Sorting

  • Code

• Grid Search

  • Code

• Find Digits

  • Code

• HackerRank in a String!

  • Code

• Two Characters

  • Code

• Caesar Cipher

  • Code

• Cut the sticks

  • Code

• Cavity Map

  • Code

• Chocolate Feast

  • Code

• Equalize the Array

  • Code

• 3D Surface Area

  • Code

• Library Fine

  • Code

• Minimum Distances

  • Code

• ACM ICPC Team

  • Code

• Utopian Tree

  • Code

• Connected Cells in a Grid

  • Code

• Matrix Layer Rotation

  • Code

• Camel Case

  • Code

• Happy Ladybugs

  • Code

• Service Lane

  • Code

• Pangrams

  • Code

• Pangrams

  • Code

• Fair Rations

  • Code

• Fair Rations

  • Code

• Manasa and Stones

  • Code

• Lisa's Workbook

  • Code

• Gemstones

  • [Code](src/hackerrank/practice/Gemstones.kt

• Anagram

  • Code

• Game of Thrones - I

  • [Code](src/hackerrank/practice/GameofThrones.kt

• Making Anagrams

  • Code

• Separated Numbers

  • Code

• Ice Cream Parlor

  • Code

• Missing Numbers

  • Code

• String Construction

  • Code

• Highest Value Palindrome

  • Code

• Grid Challenge

  • Code

• Plus Minus

  • Code

• Jumping on the Clouds: Revisited

  • Code

• Running Time of Algorithms

  • Code

• Grading Students

  • Code

• The Love-Letter Mystery

  • Code

• Divisible Sum Pairs

  • Code

• Apple and Orange

  • Code

• Migratory Birds

  • Code

• Game of Stones

  • Code

• Bill Division

  • Code

• Sherlock and Anagrams

  • Code

• Maximum Perimeter Triangle

  • Code

• Maximizing XOR

  • Code

• Cut the Tree

  • Code

• KnightL on a Chessboard

  • Code

• Beautiful Pairs

  • Code

• Sum vs XOR

  • Code

• Forming a Magic Square

  • Code

• The Bomberman Game

  • Code

• Sherlock and The Beast

  • Code

• Permuting Two Arrays

  • Code

• Minimum Loss

  • Code

• Lonely Integer

  • Code

• Priyanka and Toys

  • Code

• Connected Cells in a Grid

  • Code

• Queen's Attack II

  • Code

• Largest Permutation

  • Code

• Marc's Cakewalk

  • Code

• Jim and the Orders

  • Code

LeetCode

Array

• Remove Duplicates from Sorted Array

  • Code

• Contains Duplicate

  • Code

• Single Number

  • Code

• Rotate Array

  • Code

• Plus One

  • Code

• Move Zeroes

  • Code

• Two Sum

  • Code

• Valid Sudoku

  • Code

Linked List

• Delete Node in a Linked List

  • Code

• Remove Nth Node From End of List

  • Code

• Reverse Linked List

  • Code

• Merge Two Sorted Lists

  • Code

• Linked List Cycle

  • Code

• Palindrome Linked List

  • Code

String

• Reverse String

  • Code

• Reverse Integer

  • Code

• First Unique Character in a String

  • Code

• Anagram

  • Code

• Valid Palindrome

  • Code

• String to Integer (atoi)

  • Code

• Implement strStr()

  • Code

• LongestCommonPrefix

  • Code

Tree

• Maximum Depth of Binary Tree

  • Code

• Symmetric Tree

  • Code

• Binary Tree Level Order Traversal

  • Code

Dynamic Programing

• Climbing Stairs

  • Code

• Best Time to Buy and Sell Stock

  • Code

• Maximum Subarray

  • Code

• House Robber

  • Code

Exercise

• Palindrome Number #Easy

  • Code

• ZigZag Conversion #Medium

  • Code

• Valid Parentheses #Easy

  • Code

• Generate Parentheses #Medium

  • Code

• Remove Duplicates from Sorted Array #Easy

  • Code

• Remove Element #Easy

  • Code

• Permutations #Medium

  • Code

• Combination Sum #Medium

  • Code

• Minimum Path Sum #Medium

  • Code

• Search Insert Position #Easy

  • Code