競プロ典型90問 ヒント集

競プロ典型90問 ヒント集

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これは競プロ典型90問のヒントを書いたものである。 ヒントは隠されているので、ひとつずつクリックして表示する。

Chapters
Chapter 01

はじめに

Chapter 02

問題の読み方

Chapter 03

001 - Yokan Party(★4)

Chapter 04

002 - Encyclopedia of Parentheses(★3)

Chapter 05

003 - Longest Circular Road(★4)

Chapter 06

004 - Cross Sum(★2)

Chapter 07

005 - Restricted Digits(★7)

Chapter 08

006 - Smallest Subsequence(★5)

Chapter 09

007 - CP Classes(★3)

Chapter 10

008 - AtCounter(★4)

Chapter 11

009 - Three Point Angle(★6)

Chapter 12

010 - Score Sum Queries(★2)

Chapter 13

011 - Gravy Jobs(★6)

Chapter 14

012 - Red Painting(★4)

Chapter 15

013 - Passing(★5)

Chapter 16

014 - We Used to Sing a Song Together(★3)

Chapter 17

015 - Don't be too close(★6)

Chapter 18

016 - Minimum Coins(★3)

Chapter 19

017 - Crossing Segments(★7)

Chapter 20

018 - Statue of Chokudai(★3)

Chapter 21

019 - Pick Two(★6)

Chapter 22

020 - Log Inequality(★3)

Chapter 23

021 - Come Back in One Piece(★5)

Chapter 24

022 - Cubic Cake(★2)

Chapter 25

023 - Avoid War(★7)

Chapter 26

024 - Select +/- One(★2)

Chapter 27

025 - Digit Product Equation(★7)

Chapter 28

026 - Independent Set on a Tree(★4)

Chapter 29

027 - Sign Up Requests (★2)

Chapter 30

028 - Cluttered Paper(★4)

Chapter 31

029 - Long Bricks(★5)

Chapter 32

030 - K Factors(★5)

Chapter 33

031 - VS AtCoder(★6)(編集中)

Chapter 34

032 - AtCoder Ekiden(★3)

Chapter 35

033 - Not Too Bright(★2)

Chapter 36

034 - There are few types of elements(★4)

Chapter 37

035 - Preserve Connectivity(★7)(編集中)

Chapter 38

036 - Max Manhattan Distance(★5)

Chapter 39

037 - Don't Leave the Spice(★5)

Chapter 40

038 - Large LCM(★3)

Chapter 41

039 - Tree Distance(★5)

Chapter 42

040 - Get More Money(★7)(編集中)

Chapter 43

041 - Piles in AtCoder Farm(★7)

Chapter 44

042 - Multiple of 9(★4)

Chapter 45

043 - Maze Challenge with Lack of Sleep(★4)

Chapter 46

044 - Shift and Swapping(★3)

Chapter 47

045 - Simple Grouping(★6)

Chapter 48

046 - I Love 46(★3)

Chapter 49

047 - Monochromatic Diagonal(★7)

Chapter 50

048 - I will not drop out(★3)

Chapter 51

049 - Flip Digits 2(★6)

Chapter 52

050 - Stair Jump(★3)

Chapter 53

051 - Typical Shop(★5)

Chapter 54

052 - Dice Product(★3)

Chapter 55

053 - Discrete Dowsing(★7)

Chapter 56

054 - Takahashi Number(★6)

Chapter 57

055 - Select 5(★2)

Chapter 58

056 - Lucky Bag(★5)

Chapter 59

057 - Flip Flap(★6)

Chapter 60

058 - Original Calculator(★4)

Chapter 61

059 - Many Graph Queries(★7)

Chapter 62

060 - Chimera(★5)

Chapter 63

061 - Deck(★2)

Chapter 64

062 - Paint All(★6)

Chapter 65

063 - Monochromatic Subgrid(★4)

Chapter 66

064 - Uplift(★3)

Chapter 67

065 - RGB Balls 2(★7)

Chapter 68

066 - Various Arrays(★5)

Chapter 69

067 - Base 8 to 9(★2)

Chapter 70

068 - Paired Information(★5)

Chapter 71

069 - Colorful Blocks 2(★3)

Chapter 72

070 - Plant Planning(★4)

Chapter 73

071 - Fuzzy Priority(★7)

Chapter 74

072 - Loop Railway Plan(★4)

Chapter 75

073 - We Need Both a and b(★5)

Chapter 76

074 - ABC String 2(★6)

Chapter 77

075 - Magic For Balls(★3)

Chapter 78

076 - Cake Cut(★3)

Chapter 79

077 - Planes on a 2D Plane(★7)

Chapter 80

078 - Easy Graph Problem(★2)

Chapter 81

079 - Two by Two(★3)

Chapter 82

080 - Let's Share Bit(★6)

Chapter 83

081 - Friendly Group(★5)

Chapter 84

082 - Counting Numbers(★3)

Chapter 85

083 - Colorful Graph(★6)

Chapter 86

084 - There are two types of characters(★3)

Chapter 87

085 - Multiplication 085(★4)

Chapter 88

086 - Snuke's Favorite Arrays(★5)

Chapter 89

087 - Chokudai's Demand(★5)

Chapter 90

088 - Similar but Different Ways(★6)

Chapter 91

089 - Partitions and Inversions(★7)

Chapter 92

090 - Tenkei90's Last Problem(★7)(小課題5まで)

Chapter 93

難易度別問題一覧

Chapter 94

分野別問題一覧(編集中)

Chapter 95

Swiftネタ

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