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09 ƒZƒŠƒA‚Ì”’‚Ì40ƒ|ƒPƒbƒg
10 ƒZƒŠƒA‚Ì”’‚Ì40ƒ|ƒPƒbƒg
11 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg
12 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg
13 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg
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15 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg
16 ƒ_ƒCƒ\[‚Ì‚Ì40ƒ|ƒPƒbƒg


01 ”’

œARC043-B “ïˆÕ“x
œCODE FESTIVAL 2015—\‘IA D ‰ó‚ꂽ“dŽÔ
œ“ŒH‘åƒvƒƒRƒ“2015 G titech•ª—£
œABC041-D “k‹£‘–
œABC055-D Menagerie
œABC058-D ˆäˆäˆä / ###
œABC061-D Score Attack
œABC064-D Insertion
œARC050-B ‰Ô‘©
œAOJ 1056 Ben Toh
œABC145-D Knight
œABC183-E Queen on Grid
œABC184-C Super Ryuma
œABC186-F Rook on Grid
œABC203-E White Pawn
œABC232-E Rook Path
œABC246-E Bishop 2
œAGC037-A Dividing a String
œ‘æˆê‰ñ“ú–{Å‹­ƒvƒƒOƒ‰ƒ}[Šw¶‘IŽèŒ ŒˆŸ A Equal Weight
œƒGƒCƒVƒ“ƒO ƒvƒƒOƒ‰ƒ~ƒ“ƒO ƒRƒ“ƒeƒXƒg 2020 D Anything Goes to Zero
œƒGƒCƒVƒ“ƒO ƒvƒƒOƒ‰ƒ~ƒ“ƒO ƒRƒ“ƒeƒXƒg 2020 E Camel Train
œHHKB 2020 D Squares
œHHKB 2020 E Lamps
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02 •

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œAOJ 0529 ƒ_[ƒc
œAOJ 1611 ƒ_ƒ‹ƒ}—Ž‚Æ‚µ
œEDPC F LCS
œEDPC G Longest Path
œEDPC J Sushi
œEDPC L Deque
œEDPC O Matching
œEDPC P Independent Set
œEDPC Q Flowers
œEDPC R Walk
œEDPC U Grouping
œEDPC V Subtree
œEDPC W Intervals
œEDPC X Tower
œEDPC Y Grid 2
œTDP B ƒQ[ƒ€
œTDP C ƒg[ƒiƒƒ“ƒg


03 —Î

œTDP F €‹}
œTDP G Ž«‘‡
œTDP H ƒiƒbƒvƒUƒbƒN
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œ‘æ02‰ñPAST G ƒXƒgƒŠƒ“ƒOEƒNƒGƒŠ
œ‘æ02‰ñPAST H 1-9 Grid
œ‘æ02‰ñPAST K ЇŒÊ
œ‘æ03‰ñPAST H ƒn[ƒhƒ‹‘–
œ‘æ03‰ñPAST I s—ñ‘€ì
œ‘æ03‰ñPAST J ‰ñ“]ŽõŽi
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œABC032-D ƒiƒbƒvƒTƒbƒN–â‘è
œABC034-D H‰–…
œABC044-D Œ…˜a
œABC076-D AtCoder Express
œABC086-D Checker
œABC106-D AtCoder Express 2
œABC115-D Christmas
œABC148-F Playing Tag on Tree
œABC149-E Handshake
œABC155-D Pairs
œABC155-E Payment
œABC161-E Yutori
œABC161-F Division or Subtraction
œABC168-E E E(Bullet)
œABC172-C Tsundoku
œABC174-F Range Set Query
œABC179-C A x B + C
œABC180-E Traveling Salesman among Aerial Cities
œABC184-D increment of coins
œABC188-D Snuke Prime
œABC207-D Congruence Points


05 Â

œABC199-D RGB Coloring 2
œABC207-E Mod i
œABC210-D National Railway
œABC213-D Takahashi Tour
œABC213-E Stronger Takahashi
œABC217-F Make Pair
œABC224-F Problem where +s Separate Digits
œABC225-E ƒt
œABC227-D Project Planning
œABC230-D Destroyer Takahashi
œABC232-F Simple Operations on Sequence
œABC235-F Variety of Digits
œABC236-D Dance
œABC236-E Average and Median
œABC236-F Spices
œABC237-F |LIS| = 3
œABC239-E Subtree K-th Max
œABC241-F Skate
œABC242-E (ÍxÍ)
œABC244-E King Bombee
œABC245-F Endless Walk
œABC246-D 2-variable Function
œABC246-F typewriter
œABC248-E K-colinear Line
œABC248-F Keep Connect
œABC249-E RLE
œABC251-F Two Spanning Trees


06 ‰©

œABC251-E Tahakashi and Animals
œABC252-D Distinct Trio
œABC253-F Operations on a Matrix
œABC255-E Lucky Numbers
œABC255-F Pre-order and In-order
œABC256-D Union of Interval
œABC257-F Teleporter Setting
œABC258-E Packing Potatoes
œABC260-F Find 4-cycle
œABC262-D I Hate Non-integer Number
œABC262-E Red and Blue Graph
œABC263-E Sugoroku 3
œABC265-D Iroha and Haiku (New ABC Edition)
œABC265-E Warp
œABC266-E Throwing the Die
œABC266-F Well-defined Path Queries on a Namori
œABC267-E Erasing Vertices 2
œABC268-C Chinese Restaurant
œABC268-D Unique Username
œABC268-E Chinese Restaurant (Three-Star Version)
œABC268-F Best Concatenation
œABC269-F Numbered Checker
œABC270-C Simple path
œABC270-E Apple Baskets on Circle
œABC270-F Transportation
œABC273-E Notebook


07 “

œABC271-E Subsequence Path
œABC271-F XOR on Grid Path
œABC272-E Add and Mex
œABC274-E Booster
œABC275-F Erase Subarrays
œABC276-E Round Trip
œABC276-F Double Chance
œABC277-D Takahashi's Solitaire
œABC278-E Grid Filling
œABC279-C RANDOM
œABC279-D Freefall
œABC280-D Factorial and Multiple
œARC013-B ˆø‰z‚µ‚Å‚«‚é‚©‚ÈH
œARC023-C ƒ^ƒRƒ„–Ø
œARC044-B Å’Z˜H–â‘è
œARC106-C Solutions
œARC108-C Keep Graph Connected
œARC109-B log
œARC109-C Large RPS Tournament
œARC110-C Exoswap
œARC114-B Special Subsets
œARC116-C Multiple Sequences
œARC118-A Tax Included Price
œARC118-B Village of M People
œARC118-C Coprime Set
œARC120-A Max Add
œARC124-A LR Constraints
œARC124-B XOR Matching 2
œARC128-A Gold and Silver
œARC128-B Balls of Three Colors
œARC129-A Smaller XOR
œARC135-C XOR to All


08 Ô

œARC129-B Range Point Distance
œARC132-B Shift and Reverse
œARC133-B Dividing Subsequence
œARC133-C Row Column Sums
œARC134-B Reserve or Reverse
œARC135-B Sum of Three Terms
œARC136-B Triple Shift
œARC137-B Count 1's
œARC139-B Make N
œARC140-A Right String
œARC140-B Shorten ARC
œARC140-C ABS Permutation (LIS ver.)
œARC141-A Periodic Number
œARC142-C Tree Queries
œARC143-B Counting Grids
œARC145-B AB Game
œARC148-A mod M
œARC148-B dp
œARC149-B Two LIS Sum
œARC149-C Avoid Prime Sum
œ“TŒ^90–â 039 Tree Distanceiš5j
œsquare869120ƒRƒ“ƒeƒXƒg2 B–â‘è Division 2
œsquare869120ƒRƒ“ƒeƒXƒg2 C–â‘è ‰½’Ê‚è‚Ì•ªŠ„•û–@‚ª‚ ‚éH
œABC281-D Max Multiple
œABC281-E Least Elements
œABC284-D Happy New Year 2023
œABC284-E Count Simple Paths
œARC153-B Grid Rotations
œABC286-E Souvenir


09 ƒZƒŠƒA‚Ì”’‚Ì40ƒ|ƒPƒbƒg

œGigaCode 2019 E ŽÔ‚Ìæ‚èŒp‚¬
œdiverta 2019 Programming Contest C AB Substrings
œƒpŒ¤‡hƒRƒ“ƒyƒeƒBƒVƒ‡ƒ“ 3“ú–Ú D ‚È‚¬‚³‚¿‚á‚ñ‚̕ʑ‘
œCodeQUEEN 2024 ŒˆŸ C Attraction on Rainy Day
œCodeQUEEN 2024 ŒˆŸ D Attend Many Events
œCodeQUEEN 2024 ŒˆŸ E AtCoder Hotel
œ‘æ13‰ñPAST J ‰¡’f
œ‘æ15‰ñPAST H ˜a‚Å•\Œ»
œ‘æ17‰ñPAST H —šC“o˜^
œ‘æ17‰ñPAST K ³‚µ‚¢ƒ`ƒFƒbƒNƒfƒBƒWƒbƒg
œ‘æ17‰ñPAST L Š„ˆøŒ”

œAOJ–{ Q077 ő咷•ûŒ`
œAOJ 0535 ”–•X“n‚è
œAOJ 2431 ˆø‰z‚µ

œ“S‘¥–{ A21 Block Game
œ“S‘¥–{ A32 Game 1
œ“S‘¥–{ A35 Game 4
œ“S‘¥–{ A45 Card Elimination
œ“S‘¥–{ A57 Doubling
œ“S‘¥–{ A60 Stock Price
œ“S‘¥–{ A73 Marathon Route
œ“S‘¥–{ A76 River Crossing
œ“S‘¥–{ B37 Sum of Digits
œ“S‘¥–{ B57 Calculator
œ“S‘¥–{ B58 Jumping
œ“S‘¥–{ B62 Print a Path
œ“S‘¥–{ C13 Select 2

œ“TŒ^90–â 018 Statue of Chokudaiiš3j
œ“TŒ^90–â 037 Don't Leave the Spiceiš5j
œ“TŒ^90–â 066 Various Arraysiš5j
œ“TŒ^90–â 073 We Need Both a and biš5j
œ“TŒ^90–â 082 Counting Numbersiš3j
œ“TŒ^90–â 087 Chokudai's Demandiš5j


10 ƒZƒŠƒA‚Ì”’‚Ì40ƒ|ƒPƒbƒg

œ“TŒ^90–â 086 Snuke's Favorite Arraysiš5j
œARC154-B New Place
œARC158-A +3 +5 +7
œARC166-A Replace C or Swap AB
œARC166-B Make Multiples
œARC169-A Please Sign
œARC170-A Yet Another AB Problem
œARC170-B Arithmetic Progression Subsequence
œARC172-A Chocolate
œARC172-C Election
œARC174-A A Multiply
œARC174-B Bought Review
œARC176-A 01 Matrix Again
œARC177-C Routing
œABC125-D Flipping Signs
œABC141-E Who Says a Pun?
œABC178-E Dist Max
œABC229-F Make Bipartite
œABC264-F Monochromatic Path
œABC267-F Exactly K Steps
œABC274-F Fishing
œABC277-E Crystal Switches
œABC279-F BOX
œABC282-D Make Bipartite 2
œABC282-E Choose Two and Eat One


11 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg

PAST㋉–{‚»‚Ì1

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œ‘æ5‰ñPAST M –_‚Ìo‰×
œ13‰ñ—\‘I D •”Šˆ‚̃XƒPƒWƒ…[ƒ‹•\
œ15‰ñ–{‘I A ƒIƒŒƒ“ƒW‚Ìo‰× (Oranges)
œEducational DP Contest N Slimes
œ16‰ñ—\‘I D ‚Ê‚¢‚®‚é‚݂̮— (Plush Toys)
œ2010 t‡h ŠK’i
œEDPC M Candies
œTDP M ‰Æ
œ‘æ6‰ñPAST N Šˆ“®
œEDPC S Digit Sum
œEDPC T Permutation
œ‘æ8‰ñPAST M ƒoƒ‰ƒ“ƒX
œABC032-C —ñ
œABC229-D Longest X
œABC098-D Xor Sum 2
œABC217-E Sorting Queries
œABC250-D 250-like Number
œABC057-D Maximum Average Sets
œARC022-B ×’·‚¢‚¨‰ÙŽq
œ‘æ7‰ñPAST L ‚½‚­‚³‚ñ‚ÌŬ’l
œABC049-D ˜AŒ‹
œABC040-D “¹˜H‚̘V‹€‰»‘Îô‚ɂ‚¢‚Ä
œARC036-D ‹ô”ƒ[ƒgƒ‹
œ‘æ4‰ñPAST M •M“h‚è
œABC097-D Equals
œABC120-D Decayed Bridges
œABC235-E MST + 1
œABC205-F Grid and Tokens
œ“TŒ^–â‘è(㋉) F Ŭ”ï—p—¬
œ‘æ7‰ñPAST M •ªŠ„


12 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg

PAST㋉–{‚»‚Ì2

œ‘æ3‰ñPAST O —Ö“Š‚°
œ‘æ8‰ñPAST K ƒjƒƒgƒŠ‚Ì‚¨Œ©‡‚¢
œABC190-F Shift and Inversions
œ‘æ8‰ñPAST J ”—ñ‚Ì”½“]
œABC217-D Cutting Woods
œACL Beginner Contest E Replace Digits
œAtCoder Library Practice Contest K Range Affine Range Sum
œAtCoder Library Practice Contest L Lazy Segment Tree
œ‘æ5‰ñPAST N —·s‰ïŽÐ
œ‘æ8‰ñPAST N ƒWƒOƒUƒO‚È”—ñ
œ‘æ19‰ñPAST L Å’·‚̃WƒOƒUƒO
œ‘æ4‰ñPAST O •ó” 
œ‘æ4‰ñPAST O ƒRƒ“ƒsƒ…[ƒ^
œABC038-D ƒvƒŒƒ[ƒ“ƒg
œ‘æ2‰ñPAST N ƒrƒ‹‚ÌŒšÝ
œ‘æ7‰ñPAST N ƒ‚ƒmƒNƒƒfƒUƒCƒ“
œ‘æ8‰ñPAST L K”Ô–Ú‚Ìâ‘Î’l
œ‘æ7‰ñPAST K ‹}‚¬—·
œE8–{(”Šw) 035 Two Circles
œ‘æ6‰ñPAST L “sŽsŒv‰æ
œ‘æ6‰ñPAST O Å’Z‹——£ƒNƒGƒŠ
œ“TŒ^90–â 056 Lucky Bagiš5j


13 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg

œAOJ–{ Q014 “ñ•ª’Tõ‚ÆæÃ—~–@
œAOJ–{ Q022 ŬƒRƒXƒgƒ\[ƒg 
œARC036-C ‹ô‘RƒWƒFƒlƒŒ[ƒ^
œABC061-D Score Attack
œABC137-E Coins Respawn
œABC287-E Karuta
œABC288-D Range Add Query
œABC289-E Swap Places
œABC290-D Marking
œABC291-F Teleporter and Closed off
œABC292-E Transitivity
œABC293-E Geometric Progression
œABC298-F Rook Score
œABC301-E Pac-Takahashi
œABC302-E Isolation
œABC302-F Merge Set
œABC305-E Art Gallery on Graph
œABC307-C Ideal Sheet
œABC307-D Mismatched Parentheses
œABC307-E Distinct Adjacent
œABC309-E Family and Insurance
œABC312-F Cans and Openers
œABC314-E Roulettes
œABC315-D Magical Cookies
œABC318-E Sandwiches
œABC319-E Bus Stops
œABC326-D ABC Puzzle


14 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg

œABC321-E Complete Binary Tree
œABC324-C Error Correction
œABC326-E Revenge of "The Salary of AtCoder Inc."
œABC329-E Stamp
œABC329-F Colored Ball
œABC331-D Tile Pattern
œABC331-E Set Meal
œABC335-E Non-Decreasing Colorful Path
œABC336-D Pyramid
œABC338-E Chords
œABC341-E Alternating String
œABC342-D Square Pair
œABC342-E Last Train
œABC343-F Second Largest Query
œABC344-F Earn to Advance
œABC347-C Ideal Holidays
œABC348-E Minimize Sum of Distances
œABC349-D Divide Interval
œABC349-E Weighted Tic-Tac-Toe
œABC350-D New Friends
œABC350-E Toward 0
œABC351-E Jump Distance Sum
œABC351-F Double Sum
œABC353-C Sigma Problem
œABC353-D Another Sigma Problem
œABC353-E Yet Another Sigma Problem


15 ƒ_ƒCƒ\[‚Ì”’‚Ì40ƒ|ƒPƒbƒg

œABC359-C Tile Distance 2
œABC359-D Avoid K Palindrome
œABC359-E Water Tank
œABC364-E Maximum Glutton
œABC370-E Avoid K Partition
œABC375-C Spiral Rotation
œABC375-D ABA
œABC375-E 3 Team Division
œABC387-C Snake Numbers
œABC389-F Rated Range
œABC390-D Stone XOR
œABC390-E Vitamin Balance
œABC393-E GCD of Subset
œABC393-F Prefix LIS Query
œABC394-E Palindromic Shortest Path
œABC395-D Pigeon Swap
œABC395-E Flip Edge
œABC397-D Cubes
œABC398-D Bonfire
œABC400-C 2^a b^2
œABC400-D Takahashi the Wall Breaker
œABC400-E Ringo's Favorite Numbers 3
œABC401-D Logical Filling
œABC401-E Reachable Set
œABC402-D Line Crossing
œE8–{(”Šw) 031 Taro's Vacation
œABC403-D Forbidden Difference
œABC404-D Goin' to the Zoo
œABC404-E Bowls and Beans
œABC405-E Fruit Lineup
œABC406-E Popcount Sum 3
œABC410-E Battles in a Row


16 ƒ_ƒCƒ\[‚Ì‚Ì40ƒ|ƒPƒbƒg

œARC194-A Operations on a Stack
œARC195-A Twice Subsequence
œABC407-E Most Valuable Parentheses
œABC408-E Minimum OR Path
œABC411-D Conflict 2
œABC412-D Make 2-Regular Graph
œE8–{(”Šw) 097 Primes in an Interval
œARC037-C ‰­ƒ}ƒXŒvŽZ
œ‘æ16‰ñPAST I ƒAƒ
œABC413-G Big Banned Grid
œ‘æ11‰ñPAST N •ǂ̌šÝŒv‰æ
œ“TŒ^90–â 006 Smallest Subsequenceiš5j
œ“TŒ^90–â 013 Passingiš5j
œ“TŒ^90–â 021 Come Back in One Pieceiš5j
œ“TŒ^90–â 029 Long Bricksiš5j
œ“TŒ^90–â 030 K Factorsiš5j
œ“TŒ^90–â 036 Max Manhattan Distanceiš5j
œ“TŒ^90–â 051 Typical Shopiš5j
œ“TŒ^90–â 060 Chimeraiš5j
œ“TŒ^90–â 068 Paired Informationiš5j
œ“TŒ^90–â 081 Friendly Groupiš5j
œABC414-C Palindromic in Both Bases
œABC414-D Transmission Mission

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