競プロ典型90問ヒント集

競プロ典型90問ヒント集

01はじめに 02問題の読み方 03001 - Yokan Party（★4）04002 - Encyclopedia of Parentheses（★3）05003 - Longest Circular Road（★4）06004 - Cross Sum（★2）07005 - Restricted Digits（★7）08006 - Smallest Subsequence（★5）09007 - CP Classes（★3）10008 - AtCounter（★4）11009 - Three Point Angle（★6）12010 - Score Sum Queries（★2）13011 - Gravy Jobs（★6）14012 - Red Painting（★4）15013 - Passing（★5）16014 - We Used to Sing a Song Together（★3）17015 - Don't be too close（★6）18016 - Minimum Coins（★3）19017 - Crossing Segments（★7）20018 - Statue of Chokudai（★3）21019 - Pick Two（★6）22020 - Log Inequality（★3）23021 - Come Back in One Piece（★5）24022 - Cubic Cake（★2）25023 - Avoid War（★7）26024 - Select +／- One（★2）27025 - Digit Product Equation（★7）28026 - Independent Set on a Tree（★4）29027 - Sign Up Requests （★2）30028 - Cluttered Paper（★4）31029 - Long Bricks（★5）32030 - K Factors（★5）33031 - VS AtCoder（★6）(編集中)34032 - AtCoder Ekiden（★3）35033 - Not Too Bright（★2）36034 - There are few types of elements（★4）37035 - Preserve Connectivity（★7）(編集中)38036 - Max Manhattan Distance（★5）39037 - Don't Leave the Spice（★5）40038 - Large LCM（★3）41039 - Tree Distance（★5）42040 - Get More Money（★7）(編集中)43041 - Piles in AtCoder Farm（★7）44042 - Multiple of 9（★4）45043 - Maze Challenge with Lack of Sleep（★4）46044 - Shift and Swapping（★3）47045 - Simple Grouping（★6）48046 - I Love 46（★3）49047 - Monochromatic Diagonal（★7）50048 - I will not drop out（★3）51049 - Flip Digits 2（★6）(絵、作成前)52050 - Stair Jump（★3）53051 - Typical Shop（★5）54052 - Dice Product（★3）55053 - Discrete Dowsing（★7）56054 - Takahashi Number（★6）57055 - Select 5（★2）58056 - Lucky Bag（★5）59057 - Flip Flap（★6）60058 - Original Calculator（★4）61059 - Many Graph Queries（★7）62060 - Chimera（★5）63061 - Deck（★2）64062 - Paint All（★6）65063 - Monochromatic Subgrid（★4）66064 - Uplift（★3）67065 - RGB Balls 2（★7）68066 - Various Arrays（★5）69067 - Base 8 to 9（★2）70068 - Paired Information（★5）71069 - Colorful Blocks 2（★3）72070 - Plant Planning（★4）73071 - Fuzzy Priority（★7）74072 - Loop Railway Plan（★4）75073 - We Need Both a and b（★5）76074 - ABC String 2（★6）77075 - Magic For Balls（★3）78076 - Cake Cut（★3）79077 - Planes on a 2D Plane（★7）80078 - Easy Graph Problem（★2）81079 - Two by Two（★3）82080 - Let's Share Bit（★6）83081 - Friendly Group（★5）84082 - Counting Numbers（★3）85083 - Colorful Graph（★6）86084 - There are two types of characters（★3）87085 - Multiplication 085（★4）88086 - Snuke's Favorite Arrays（★5）89087 - Chokudai's Demand（★5）90088 - Similar but Different Ways（★6）91089 - Partitions and Inversions（★7）92090 - Tenkei90's Last Problem（★7）(小課題5まで)93難易度別問題一覧 94分野別問題一覧(編集中)95Swiftネタ 96ChatGPTに聞いてみた

Chapter 55

053 - Discrete Dowsing（★7）

2025.08.25に更新