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  • Contests
  • 典型90
    • 012 - Red Painting（★4）
    • 022 - Cubic Cake（★2）
    • 026 - Independent Set on a Tree（★4）
    • 027 - Sign Up Requests （★2）
    • 028 - Cluttered Paper（★4）
    • 030 - K Factors（★5）
    • 033 - Not Too Bright（★2）
    • 034 - There are few types of elements（★4）
    • 036 - Max Manhattan Distance（★5）
    • 042 - Multiple of 9（★4）
    • 070 - Plant Planning（★4）
    • 072 - Loop Railway Plan（★4）
    • 085 - Multiplication 085（★4）
    • A04 - Binary Representation 1
    • B04 - Binary Representation 2
    • 328
      • B - 11/11
      • C - Consecutive
      • D - Take ABC
      • E - Modulo MST
    • 338
      • E - Chords
    • 340
      • A - Arithmetic Progression
      • B - Append
      • C - Divide and Divide
      • D - Super Takahashi Bros.
    • 341
      • A - Print 341
      • B - Foreign Exchange
      • C - Takahashi Gets Lost
      • D - Only one of two
    • 345
      • A - Leftrightarrow
      • B - Integer Division Returns
      • C - One Time Swap
      • D - Tiling
    • 349
      • A - Zero Sum Game
      • B - Commencement
      • C - Airport Code
      • D - Divide Interval
    • 352
      • A - AtCoder Line
      • B - Typing
      • C - Standing On The Shoulders
      • D - Permutation Subsequence
      • E - Clique Connect
    • 354
      • A - Exponential Plant
      • B - AtCoder Janken 2
      • C - AtCoder Magics
    • 355
      • A - Who Ate the Cake?
      • B - Piano 2
      • C - Bingo 2
      • D - Intersecting Intervals
    • 356
      • A - Subsegment Reverse
      • B - Nutrients
      • C - Keys
      • D - Masked Popcount
    • 357
      • A - Sanitize Hands
      • B - Uppercase and Lowercase
      • C - Sierpinski carpet
      • D - 88888888
    • 358
      • A - Welcome to AtCoder Land
      • B - Ticket Counter
      • C - Popcorn
      • D - Souvenirs
      • E - Alphabet Tiles
    • 359
      • A - Count Takahashi
      • B - Couples
    • 360
      • A - A Healthy Breakfast
      • B - Vertical Reading
      • C - Move It
      • D - Ghost Ants
      • E - Random Swaps of Balls
    • 361
      • A - Insert
      • B - Intesection of Cuboids
      • C - Make Them Narrow
      • D - Go Stone Puzzle
    • 362
      • A - Buy a Pen
      • B - Right Triangle
      • C - Sum = 0
      • D - Shortest Path 3
      • E - Count Arithmetic Subsequences
    • 363
      • A - Piling Up
      • B - Japanese Cursed Doll
      • C - Avoid K Palindrome 2
      • D - Palindromic Number
      • E - Sinking Land
  • EDPC
    • A - Frog 1
    • B - Frog 2
    • C - Vacation
    • D - Knapsack 1
    • E - Knapsack 2
    • F - LCS
    • G - Longest Path
    • H - Grid 1
    • I - Coins
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340

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E - ChordsA - Arithmetic Progression
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