進捗テーブル

table: 理解度

5 解けた

4 解けたけど要復習

3 解説が完全に理解できる

2 解説が少し理解できない

1 解説が理解できない

テーマ一覧

#ascii #bellmanford #bfs #BinaryTree #bisect #coordinate #cumulativeSum #dfs #dp #gcd #graph #heapq #itertools #lis #memoryRecursion #primeDecomposition #UnionFind

競ぷろぐ

table: 進捗テーブル　競ぷろぐ

No 提出/解説色理解度日付習熟度問題リンク

1 ABC085 B - Kagami Mochi 灰- 5 2021/11/22 https://atcoder.jp/contests/abc085/tasks/abc085_b

2 ABC072 B - OddString 灰- 5 2021/11/25 https://atcoder.jp/contests/abc072/tasks/abc072_b

3 ABC073 B - Theater 灰- 5 2021/11/25 https://atcoder.jp/contests/abc073/tasks/abc073_b

4 ABC073 C - Write and Erase 茶- 3 2021/11/25 5: 2022/8/16 https://atcoder.jp/contests/abc073/tasks/abc073_c

5 ABC142 C - Go to School 灰- 3 2021/11/25 5: 2022/8/16 https://atcoder.jp/contests/abc142/tasks/abc142_c

6 ABC081 B - Shift only 灰- 5 2021/11/27 https://atcoder.jp/contests/abc081/tasks/abc081_b

7 ABC083 B - Some Sums 灰- 5 2021/11/27 https://atcoder.jp/contests/abc083/tasks/abc083_b

8 ABC086 C - Traveling 灰+ 3 2021/11/27 5: 2022/8/16 https://atcoder.jp/contests/abc086/tasks/arc089_a

9 ABC087 B - Coins 灰+ 5 2021/11/28 https://atcoder.jp/contests/abc087/tasks/abc087_b

10 ABC079 C - Train Ticket 灰+ 5 2021/11/28 https://atcoder.jp/contests/abc079/tasks/abc079_c

11 ARC029 A - 高橋君とお肉茶- 5 2021/11/28 https://atcoder.jp/contests/arc029/tasks/arc029_1

12 ATC A - 深さ優先探索 3 2021/11/29 3: 2022/8/18, 5: 2024/9/23 https://atcoder.jp/contests/atc001/tasks/dfs_a

13 ABC143 B - TAKOYAKI FESTIVAL 2019 灰- 5 2021/11/30 https://atcoder.jp/contests/abc143/tasks/abc143_b

14 ABC143 C - Slimes 灰- 5 2021/11/30 https://atcoder.jp/contests/abc143/tasks/abc143_c

15 ABC143 D - Triangles 茶+ 2 2021/11/30 3: 2022/8/20, 3: 2024/9/24 https://atcoder.jp/contests/abc143/tasks/abc143_d

16 ABC144 B - 81 灰- 5 2021/12/2 https://atcoder.jp/contests/abc144/tasks/abc144_b

17 ABC144 C - Walk on Multiplication Table 灰+ 4 2021/12/2 https://atcoder.jp/contests/abc144/tasks/abc144_c

18 ABC147 B - Palindrome-philia 灰- 5 2021/12/2 https://atcoder.jp/contests/abc147/tasks/abc147_b

19 三井住友信託銀行2019 C - 100 to 105 2 2021/12/2 5: 2022/8/20 https://atcoder.jp/contests/sumitrust2019/tasks/sumitb2019_c

20 ABC146 B - ROT N 灰- 5 2021/12/2 https://atcoder.jp/contests/abc146/tasks/abc146_b

21 ABC146 C - Buy an Integer 茶+ 2 2021/12/4 2: 2022/8/21, 3: 2024/9/25 https://atcoder.jp/contests/abc146/tasks/abc146_c

22 ABC129 B - Balance 灰- 5 2021/12/4 https://atcoder.jp/contests/abc129/tasks/abc129_b

23 ABC145 B - Echo 灰- 5 2021/12/4 https://atcoder.jp/contests/abc145/tasks/abc145_b

24 ABC139 B - Power Socket 灰- 4 2021/12/4 https://atcoder.jp/contests/abc139/tasks/abc139_b

25 ABC139 C - Lower 灰- 4 2021/12/5 https://atcoder.jp/contests/abc139/tasks/abc139_c

26 ABC140 B - Buffet 灰- 5 2021/12/5 https://atcoder.jp/contests/abc140/tasks/abc140_b

27 ABC140 C - Maximal Value 灰- 5 2021/12/5 https://atcoder.jp/contests/abc140/tasks/abc140_c

28 ABC141 C - Attack Survival 灰- 5 2021/12/5 https://atcoder.jp/contests/abc141/tasks/abc141_c

29 ABC148 C - Snack 灰- 5 2021/12/5 https://atcoder.jp/contests/abc148/tasks/abc148_c

30 ABC148 D - Brick Break 灰- 5 2021/12/5 https://atcoder.jp/contests/abc148/tasks/abc148_d

31 ABC149 B - Greedy Takahashi 灰- 5 2021/12/5 https://atcoder.jp/contests/abc149/tasks/abc149_b

32 ABC138 B - Resistors in Parallel 灰- 5 2021/12/5 https://atcoder.jp/contests/abc138/tasks/abc138_b

33 ABC138 C - Alchemist 灰- 4 2021/12/5 https://atcoder.jp/contests/abc138/tasks/abc138_c

34 ABC137 C - Green Bin 茶- 4 2021/12/5 https://atcoder.jp/contests/abc137/tasks/abc137_c

35 ABC137 B - One Clue 灰- 5 2021/12/7 https://atcoder.jp/contests/abc137/tasks/abc137_b

36 ABC150 B - Count ABC 灰- 5 2021/12/7 https://atcoder.jp/contests/abc150/tasks/abc150_b

37 ABC150 C - Count Order 茶- 5 2021/12/7 https://atcoder.jp/contests/abc150/tasks/abc150_c

38 ABC136 C - Build Stairs 灰+ 3 2021/12/9 3: 2022/8/21, 3: 2024/9/25 https://atcoder.jp/contests/abc136/tasks/abc136_c

39 ABC136 B - Uneven Numbers 灰- 5 2021/12/9 https://atcoder.jp/contests/abc136/tasks/abc136_b

40 ABC135 C - City Savers 灰+ 5 2021/12/10 https://atcoder.jp/contests/abc135/tasks/abc135_c

41 ABC134 C - Exception Handling 灰- 3 2021/12/10 5: 2022/9/6 https://atcoder.jp/contests/abc134/tasks/abc134_c

42 ABC133 B - Good Distance 灰- 3 2021/12/11 5: 2022/9/6 https://atcoder.jp/contests/abc133/tasks/abc133_b

43 ABC133 C - Remainder Minimization 2019 茶- 2 2021/12/12 2: 2022/9/6 https://atcoder.jp/contests/abc133/tasks/abc133_c

44 ABC132 C - Divide the Problems 灰- 5 2021/12/12 https://atcoder.jp/contests/abc132/tasks/abc132_c

45 ABC132 B - Ordinary Number 灰- 5 2021/12/12 https://atcoder.jp/contests/abc132/tasks/abc132_b

46 ABC135 B - 0 or 1 Swap 灰- 5 2021/12/12 https://atcoder.jp/contests/abc135/tasks/abc135_b

47 ABC151 A - Next Alphabet 灰- 5 2021/12/14 https://atcoder.jp/contests/abc151/tasks/abc151_a

48 ABC151 C - Welcome to AtCoder 灰+ 3 2021/12/14 4: 2022/10/5 https://atcoder.jp/contests/abc151/tasks/abc151_c

49 ABC131 C - Anti-Division 茶- 2 2021/12/17 3: 2022/10/5 https://atcoder.jp/contests/abc131/tasks/abc131_c

50 ABC130 B - Bounding 灰- 5 2021/12/18 https://atcoder.jp/contests/abc130/tasks/abc130_b

51 ABC130 C - Rectangle Cutting 茶+ 3 2021/12/18 5: 2022/10/5 https://atcoder.jp/contests/abc130/tasks/abc130_c

52 ABC152 D - Handstand 2 緑+ 3 2021/12/18 2: 2022/10/7 https://atcoder.jp/contests/abc152/tasks/abc152_d

53 ABC152 B - Comparing Strings 灰- 5 2021/12/18 https://atcoder.jp/contests/abc152/tasks/abc152_b

54 ABC152 C - Low Elements 灰- 5 2021/12/19 https://atcoder.jp/contests/abc152/tasks/abc152_c

55 キーエンス2020 B - Robot Arms 3 2021/12/19 3: 2023/1/5 https://atcoder.jp/contests/keyence2020/tasks/keyence2020_b

56 ABC128 B - Guidebook 灰+ 5 2021/12/19 https://atcoder.jp/contests/abc128/tasks/abc128_b

57 ABC153 B - Common Raccoon vs Monster 灰- 5 2021/12/21 https://atcoder.jp/contests/abc153/tasks/abc153_b

58 ABC153 C - Fennec vs Monster 灰- 5 2021/12/21 https://atcoder.jp/contests/abc153/tasks/abc153_c

59 ABC153 D - Caracal vs Monster 灰- 3 2021/12/21 3: 2023/1/6 https://atcoder.jp/contests/abc153/tasks/abc153_d

60 ABC126 B - YYMM or MMYY 3 2021/12/22 3: 2023/1/7 https://atcoder.jp/contests/abc126/tasks/abc126_b

61 ABC126 C - Dice and Coin 茶+ 5 2021/12/22 https://atcoder.jp/contests/abc126/tasks/abc126_c

62 ABC125 C - GCD on Blackboard 緑+ 2 2021/12/23 3: 2023/1/10 https://atcoder.jp/contests/abc125/tasks/abc125_c

63 ABC125 B - Resale 灰- 5 2021/12/23 https://atcoder.jp/contests/abc125/tasks/abc125_b

64 ABC124 B - Great Ocean View 灰- 5 2021/12/23 https://atcoder.jp/contests/abc124/tasks/abc124_b

65 ABC124 C - Coloring Colorfully 灰- 5 2021/12/23 https://atcoder.jp/contests/abc124/tasks/abc124_c

66 ABC123 B - Five Dishes 灰- 5 2021/12/23 https://atcoder.jp/contests/abc123/tasks/abc123_b

67 ABC154 D - Dice in Line 茶- 3 2021/12/23 3: 2023/1/7 https://atcoder.jp/contests/abc154/tasks/abc154_d

68 ABC154 C - Distinct or Not 灰- 5 2021/12/23 https://atcoder.jp/contests/abc154/tasks/abc154_c

69 ABC122 B - ATCoder 灰- 5 2021/12/23 https://atcoder.jp/contests/abc122/tasks/abc122_b

70 ABC122 C - GeT AC 茶+ 5 2021/12/23 https://atcoder.jp/contests/abc122/tasks/abc122_c

71 ABC121 B - Can you solve this? 灰- 5 2021/12/23 https://atcoder.jp/contests/abc121/tasks/abc121_b

72 ABC121 C - Energy Drink Collector 灰+ 5 2021/12/23 https://atcoder.jp/contests/abc121/tasks/abc121_c

73 ABC155 B - Papers, Please 灰- 5 2021/12/23 https://atcoder.jp/contests/abc155/tasks/abc155_b

74 ABC155 C - Poll 灰+ 5 2021/12/23 https://atcoder.jp/contests/abc155/tasks/abc155_c

75 ABC156 C - Rally 灰- 5 2021/12/23 https://atcoder.jp/contests/abc156/tasks/abc156_c

76 ABC120 C - Unification 灰+ 5 2021/12/23 https://atcoder.jp/contests/abc120/tasks/abc120_c

77 ABC118 B - Foods Loved by Everyone 灰- 5 2021/12/23 https://atcoder.jp/contests/abc118/tasks/abc118_b

78 ABC118 C - Monsters Battle Royale 茶+ 5 2021/12/24 https://atcoder.jp/contests/abc118/tasks/abc118_c

79 ABC157 C - Guess The Number 茶- 3 2021/12/24 3: 2023/1/8 https://atcoder.jp/contests/abc157/tasks/abc157_c

80 ABC117 C - Streamline 茶+ 2 2021/12/24 https://atcoder.jp/contests/abc117/tasks/abc117_c

81 ABC116 C - Grand Garden 茶- 2 2021/12/24 https://atcoder.jp/contests/abc116/tasks/abc116_c

82 ABC115 C - Christmas Eve 灰+ 5 2021/12/24 https://atcoder.jp/contests/abc115/tasks/abc115_c

83 ABC114 B - 754 灰- 5 2021/12/24 https://atcoder.jp/contests/abc114/tasks/abc114_b

84 ABC113 B - Palace 灰- 5 2021/12/24 https://atcoder.jp/contests/abc113/tasks/abc113_b

85 パナソニック2020 B - Bishop 4 2021/12/24 https://atcoder.jp/contests/panasonic2020/tasks/panasonic2020_b

86 パナソニック2020 C - Sqrt Inequality 3 2021/12/24 3: 2023/1/9 https://atcoder.jp/contests/panasonic2020/tasks/panasonic2020_c

87 ABC167 C - Skill Up 茶- 5 2021/12/24 https://atcoder.jp/contests/abc167/tasks/abc167_c

88 ABC166 C - Peaks 灰+ 5 2021/12/25 https://atcoder.jp/contests/abc166/tasks/abc166_c

89 ABC167 D - Teleporter 茶- 2 2021/12/25 3: 2023/1/12 https://atcoder.jp/contests/abc167/tasks/abc167_d

90 ABC166 D - I hate Factorization 茶+ 3 2021/12/25 4: 2023/1/13 https://atcoder.jp/contests/abc166/tasks/abc166_d

91 ABC162 D - RGB Triplets 茶+ 2 2021/12/25 3: 2023/1/14 https://atcoder.jp/contests/abc162/tasks/abc162_d

92 ABC159 D - Banned K 茶- 5 2021/12/25 https://atcoder.jp/contests/abc159/tasks/abc159_d

93 第二回実技検定 D - パターンマッチ 3 2021/12/25 5: 2023/1/15 https://atcoder.jp/contests/past202004-open/tasks/past202004_d

94 第二回実技検定 E - 順列 2 2021/12/25 3: 2023/1/15 https://atcoder.jp/contests/past202004-open/tasks/past202004_e

95 ABC136 D - Gathering Children 茶+ 2 2021/12/25 2: 2023/1/17 https://atcoder.jp/contests/abc136/tasks/abc136_d

96 ABC149 D - Prediction and Restriction 茶+ 3 2021/12/25 5: 2023/1/19 https://atcoder.jp/contests/abc149/tasks/abc149_d

97 ABC131 D - Megalomania 茶- 5 2021/12/25 https://atcoder.jp/contests/abc131/tasks/abc131_d

98 ABC129 C - Typical Stairs 茶+ 2 2021/12/26 5: 2023/1/19 https://atcoder.jp/contests/abc129/tasks/abc129_c

99 第二回実技検定 C - 山崩し 5 2021/12/26 https://atcoder.jp/contests/past202004-open/tasks/past202004_c

100 ABC123 C - Five Transportations 茶+ 3 2021/12/26 3: 2023/1/21 https://atcoder.jp/contests/abc123/tasks/abc123_c

101 ABC109 C - Skip 茶- 5 2021/12/26 https://atcoder.jp/contests/abc109/tasks/abc109_c

102 ABC107 B - Grid Compression 茶- 5 2021/12/26 https://atcoder.jp/contests/abc107/tasks/abc107_b

103 ABC168 D - .. (Double Dots) 緑- 2 2021/12/26 3: 2023/1/22 https://atcoder.jp/contests/abc168/tasks/abc168_d

104 ABC166 E - This Message Will Self-Destruct in 5s 緑+ 2 2021/12/26 3: 2023/1/24 https://atcoder.jp/contests/abc166/tasks/abc166_e

105 ABC165 C - Many Requirements 緑+ 2 2021/12/26 3: 2023/1/26 https://atcoder.jp/contests/abc165/tasks/abc165_c

106 ABC163 D - Sum of Large Numbers 緑- 2 2021/12/26 3: 2023/1/28 https://atcoder.jp/contests/abc163/tasks/abc163_d

107 ABC161 D - Lunlun Number 緑- 2 2021/12/27 3: 2023/1/29 https://atcoder.jp/contests/abc161/tasks/abc161_d

108 ABC160 D - Line++ 緑- 2 2021/12/27 3: 2023/1/31 https://atcoder.jp/contests/abc160/tasks/abc160_d

109 ABC169 C - Multiplication 3 茶- 2 2021/12/27 3: 2023/2/2 https://atcoder.jp/contests/abc169/tasks/abc169_c

110 ABC169 D - Div Game 茶+ 3 2021/12/27 5: 2023/2/2 https://atcoder.jp/contests/abc169/tasks/abc169_d

111 ABC160 E - Red and Green Apples 緑+ 5 2021/12/27 https://atcoder.jp/contests/abc160/tasks/abc160_e

112 ABC157 D - Friend Suggestions 水- 1 2021/12/27 https://atcoder.jp/contests/abc157/tasks/abc157_d

113 ABC170 D - Not Divisible 緑+ 2 2021/12/27 3: 2023/2/2 https://atcoder.jp/contests/abc170/tasks/abc170_d

114 ABC171 D - Replacing 茶- 3 2021/12/27 5: 2023/2/2 https://atcoder.jp/contests/abc171/tasks/abc171_d

115 ABC172 C - Tsundoku 緑- 3 2021/12/27 2: 2023/2/4 https://atcoder.jp/contests/abc172/tasks/abc172_c

116 ABC172 D - Sum of Divisors 緑- 2 2021/12/28 3: 2023/2/5 https://atcoder.jp/contests/abc172/tasks/abc172_d

Problem Solving (Intermediate)

table: 進捗テーブル　HackerRank Intermediate

No 提出/解説理解度日付習熟度問題リンク

1 HackerRank Extra Long Factorials 5 2021/12/28 https://www.hackerrank.com/challenges/extra-long-factorials/problem

2 HackerRank Non-Divisible Subset 2 2021/12/28 3: 2023/2/28 https://www.hackerrank.com/challenges/non-divisible-subset/problem

3 HackerRank Queen's Attack II 2 2021/12/28 3: 2023/3/1 https://www.hackerrank.com/challenges/queens-attack-2/problem

4 HackerRank Bigger is Greater 1 2021/12/29 https://www.hackerrank.com/challenges/bigger-is-greater/problem

5 HackerRank Flatland Space Stations 3 2021/12/29 5: 2023/3/2 https://www.hackerrank.com/challenges/flatland-space-stations/problem

6 HackerRank 3D Surface Area 2 2021/12/29 1: 2023/3/3 https://www.hackerrank.com/challenges/3d-surface-area/problem

7 HackerRank Absolute Permutation 3 2021/12/29 4: 2023/3/4 https://www.hackerrank.com/challenges/absolute-permutation/problem

8 HackerRank Larry's Array 1 2021/12/30 https://www.hackerrank.com/challenges/larrys-array/problem

9 HackerRank Almost Sorted 3 2021/12/30 4: 2023/3/5 https://www.hackerrank.com/challenges/almost-sorted/problem

10 HackerRank Matrix Layer Rotation 1 2021/12/30 https://www.hackerrank.com/challenges/matrix-rotation-algo/problem

11 HackerRank Super Reduced String 3 2021/12/30 5: 2023/3/6 https://www.hackerrank.com/challenges/reduced-string/problem

12 HackerRank Two Characters 3 2021/12/30 1: 2023/3/7 https://www.hackerrank.com/challenges/two-characters/problem

13 HackerRank Weighted Uniform Strings 3 2021/12/31 5: 2023/3/8 https://www.hackerrank.com/challenges/weighted-uniform-string/problem

14 HackerRank Fraudulent Activity Notifications 3 2021/12/31 3: 2023/3/9 https://www.hackerrank.com/challenges/fraudulent-activity-notifications/problem

15 HackerRank Lily's Homework 3 2021/12/31 3: 2023/3/10 https://www.hackerrank.com/challenges/lilys-homework/problem

16 HackerRank Highest Value Palindrome 3 2021/12/31 3: 2023/3/14 https://www.hackerrank.com/challenges/richie-rich/problem

17 HackerRank Maximum Palindromes 1 2021/12/31 https://www.hackerrank.com/challenges/maximum-palindromes/problem

18 HackerRank Sherlock and Anagrams 2 2022/1/1 1: 2023/3/17 https://www.hackerrank.com/challenges/sherlock-and-anagrams/problem

19 HackerRank Common Child 3 2022/1/1 3: 2023/3/19 https://www.hackerrank.com/challenges/common-child/problem

20 HackerRank Hackerland Radio Transmitters 5 2022/1/1 https://www.hackerrank.com/challenges/hackerland-radio-transmitters/problem

21 HackerRank Gridland Metro 3 2022/1/1 1: 2023/3/20 https://www.hackerrank.com/challenges/gridland-metro/problem

22 HackerRank Ice Cream Parlor 5 2022/1/1 https://www.hackerrank.com/challenges/icecream-parlor/problem

23 HackerRank Pairs 3 2022/1/1 5: 2023/3/22 https://www.hackerrank.com/challenges/pairs/problem

24 Maximum Subarray Sum 1 2022/1/2 https://www.hackerrank.com/challenges/maximum-subarray-sum/problem

25 HackerRank Making Candies 1 2022/1/2 https://www.hackerrank.com/challenges/making-candies/problem

26 HackerRank Beautiful Pairs 3 2022/1/2 3: 2023/3/23 https://www.hackerrank.com/challenges/beautiful-pairs/problem

27 HackerRank Cutting Boards 2 2022/1/2 4: 2023/3/24 https://www.hackerrank.com/challenges/board-cutting/problem

28 HackerRank Chief Hopper 1 2022/1/2 https://www.hackerrank.com/challenges/chief-hopper/problem

29 HackerRank Sherlock and MiniMax 1 2022/1/2 https://www.hackerrank.com/challenges/sherlock-and-minimax/problem

30 HackerRank The Coin Change Problem 2 2022/1/2 3: 2023/3/26 https://www.hackerrank.com/challenges/coin-change/problem

31 HackerRank Equal 1 2022/1/2 https://www.hackerrank.com/challenges/equal/problem

32 HackerRank Sherlock and Cost 1 2022/1/2 https://www.hackerrank.com/challenges/sherlock-and-cost/problem

33 HackerRank Construct the Array 1 2022/1/3 https://www.hackerrank.com/challenges/construct-the-array/problem

34 HackerRank Sam and substrings 1 2022/1/3 https://www.hackerrank.com/challenges/sam-and-substrings/problem

35 HackerRank The Maximum Subarray 3 2022/1/3 3: 2023/3/27 https://www.hackerrank.com/challenges/maxsubarray/problem

36 HackerRank Stock Maximize 3 2022/1/3 3: 2023/3/28 https://www.hackerrank.com/challenges/stockmax/problem

37 HackerRank Red John is Back 1 2022/1/3 https://www.hackerrank.com/challenges/red-john-is-back/problem

38 HackerRank Knapsack 3 2022/1/3 3: 2023/3/29 https://www.hackerrank.com/challenges/unbounded-knapsack/problem

39 HackerRank Xor-sequence 1 2022/1/3 https://www.hackerrank.com/challenges/xor-se/problem

40 HackerRank The Power Sum 2 2022/1/4 3: 2023/5/6 https://www.hackerrank.com/challenges/the-power-sum/problem

蟻本(初級編)

table: 進捗テーブル　蟻本(初級編)

No 解説習熟度

1 蟻本 1-1 くじびき 5

2 蟻本 1-6 三角形 5

3 蟻本 1-6 Ants 5

4 蟻本 1-6 ハードルが上がった「くじびき」 4

5 蟻本 2-1 部分和問題 4

6 蟻本 2-1 Lake Counting 4

7 蟻本 2-1 迷路の最短路 4

8 蟻本 2-2 硬貨の問題 5

9 蟻本 2-2 区間スケジューリング問題 5

10 蟻本 2-2 Best Cow Line 4

11 蟻本 2-2 Saruman's Army 4

12 蟻本 2-2 Fence Repair 4

13 蟻本 2-3 01ナップサック問題 4

14 蟻本 2-3 最長共通部分列問題 4

15 蟻本 2-3 01ナップサック問題その2 1

16 蟻本 2-3 個数制限付き部分和問題 1

17 蟻本 2-3 最長増加部分列問題 1

18 蟻本 2-3 分割数 1

19 蟻本 2-3 重複組み合わせ 1

20 蟻本 2-4 Expedition 4

21 蟻本 2-4 食物連鎖 1

22 蟻本 2-5 二部グラフ判定 1

23 蟻本 2-3 個数制限なしナップサック問題 1

24 蟻本2-5 Roadblocks 1

25 蟻本2-5 Conscription 1

26 蟻本2-5 Layout 1

27 蟻本 2-6 線分上の格子点の個数 4

28 蟻本 2-6 双六 1

29 蟻本 2-6 素数判定 5

30 蟻本 2-6 素数の個数 5

31 蟻本 2-6 区間内の素数の個数 1

32 蟻本 2-6 Carmichael Numbers 5

AtCoder 版！蟻本 (初級編)

table: 進捗テーブル　AtCoder版！蟻本(初級編)

No 提出/解説色理解度日付習熟度問題リンク

1 第７回日本情報オリンピック C - ダーツ 2 2022/1/4 3: 2023/12/25 https://atcoder.jp/contests/joi2008ho/tasks/joi2008ho_c

2 ARC004 A - 2点間距離の最大値 5 2022/1/4 https://atcoder.jp/contests/arc004/tasks/arc004_1

3 ABC051 B - Sum of Three Integers 茶+ 5 2022/1/4 https://atcoder.jp/contests/abc051/tasks/abc051_b

4 ABC085 C - Otoshidama 茶- 5 2022/1/4 https://atcoder.jp/contests/abc085/tasks/abc085_c

5 ABC175 B - Making Triangle 灰- 5 2022/1/4 https://atcoder.jp/contests/abc175/tasks/abc175_b

6 ARC061 C - たくさんの数式緑+ 5 2022/1/4 https://atcoder.jp/contests/arc061/tasks/arc061_a

7 ABC104 C - All Green 水- 2 2022/1/4 3: 2023/12/25 https://atcoder.jp/contests/abc104/tasks/abc104_c

8 ABC002 D - 派閥水+ 3 2022/1/4 3: 2023/12/26 https://atcoder.jp/contests/abc002/tasks/abc002_4

9 ARC031 B - 埋め立て緑+ 2 2022/1/5 5: 2023/12/26 https://atcoder.jp/contests/arc031/tasks/arc031_2

10 ARC037 B - バウムテスト緑+ 2 2022/1/5 3: 2023/12/26 https://atcoder.jp/contests/arc037/tasks/arc037_b

11 ABC007 C - 幅優先探索緑+ 5 2022/1/5 https://atcoder.jp/contests/abc007/tasks/abc007_3

12 第１０回日本情報オリンピック E - チーズ 2 2022/1/5 3: 2023/12/27 https://atcoder.jp/contests/joi2011yo/tasks/joi2011yo_e

13 ABC088 D - Grid Repainting 緑- 3 2022/1/5 3: 2023/12/28 https://atcoder.jp/contests/abc088/tasks/abc088_d

14 AGC033 A - Darker and Darker 緑+ 2 2022/1/5 3: 2023/12/28 https://atcoder.jp/contests/agc033/tasks/agc033_a

15 ARC005 C - 器物損壊！高橋君水+ 2 2022/1/5 3: 2023/12/28 https://atcoder.jp/contests/arc005/tasks/arc005_3

16 ABC054 C - One-stroke Path 水- 2 2022/1/6 3: 2023/12/30 https://atcoder.jp/contests/abc054/tasks/abc054_c

17 第９回日本情報オリンピック D - カード並べ 5 2022/1/6 https://atcoder.jp/contests/joi2010yo/tasks/joi2010yo_d

18 第７回日本情報オリンピック A - おつり 5 2022/1/6 https://atcoder.jp/contests/joi2008yo/tasks/joi2008yo_a

19 ABC103 D - Islands War 水- 2 2022/1/6 3: 2023/12/30 https://atcoder.jp/contests/abc103/tasks/abc103_d

20 ABC038 D - プレゼント青- 1 2022/1/6 3: 2023/12/30 https://atcoder.jp/contests/abc038/tasks/abc038_d

21 ABC076 C - Dubious Document 2 緑- 1 2022/1/6 3: 2023/12/31 https://atcoder.jp/contests/abc076/tasks/abc076_c

22 ABC007 B - 辞書式順序灰+ 5 2022/1/6 https://atcoder.jp/contests/abc007/tasks/abc007_2

23 ABC009 C - 辞書式順序ふたたび青+ 1 2022/1/6 3: 2024/1/1 https://atcoder.jp/contests/abc009/tasks/abc009_3

24 ABC083 C - Multiple Gift 灰+ 5 2022/1/6 https://atcoder.jp/contests/abc083/tasks/arc088_a

25 ARC006 C - 積み重ね緑+ 3 2022/1/6 5: 2024/1/1 https://atcoder.jp/contests/arc006/tasks/arc006_3

26 ABC005 C - おいしいたこ焼きの売り方緑- 1 2022/1/6 3: 2024/1/1 https://atcoder.jp/contests/abc005/tasks/abc005_3

27 Typical DP Contest A - コンテスト 3 2022/1/7 3: 2024/1/3 https://atcoder.jp/contests/tdpc/tasks/tdpc_contest

28 Typical DP Contest D - サイコロ 1 2022/1/7 3: 2024/1/3 https://atcoder.jp/contests/tdpc/tasks/tdpc_dice

29 ABC015 D - 高橋くんの苦悩水- 1 2022/1/8 2: 2024/1/4 https://atcoder.jp/contests/abc015/tasks/abc015_4

30 第１２回日本情報オリンピック D - 暑い日々 1 2022/1/9 3: 2024/1/4 https://atcoder.jp/contests/joi2013yo/tasks/joi2013yo_d

31 Typical DP Contest E - 数 1 2022/1/9 3: 2024/1/5 https://atcoder.jp/contests/tdpc/tasks/tdpc_number

32 Indeedなう C - Optimal Recommendations 2 2022/1/10 3: 2024/1/7 https://atcoder.jp/contests/indeednow-finala-open/tasks/indeednow_2015_finala_c

33 ABC153 E - Crested Ibis vs Monster 緑- 3 2022/1/10 3: 2024/1/7 https://atcoder.jp/contests/abc153/tasks/abc153_e

34 ABC032 D - ナップサック問題青- 1 2022/1/11 3: 2024/1/8 https://atcoder.jp/contests/abc032/tasks/abc032_d

35 ARC057 B - 高橋君ゲーム黄+ 1 2022/1/11 2: 2024/1/8 https://atcoder.jp/contests/arc057/tasks/arc057_b

36 AGC033 D - Complexity 赤- 1 2022/1/12 1: 2024/1/8 https://atcoder.jp/contests/agc033/tasks/agc033_d

37 Maximum-Cup 2018 D - Many Go Round 1 2022/1/12 3: 2024/1/9 https://atcoder.jp/contests/maximum-cup-2018/tasks/maximum_cup_2018_d

38 CODE THANKS FESTIVAL 2017 C - Factory 2 2022/1/13 3: 2024/1/9 https://atcoder.jp/contests/code-thanks-festival-2017-open/tasks/code_thanks_festival_2017_c

39 ARC074 D - 3N Numbers 青- 1 2022/1/13 3: 2024/1/10 https://atcoder.jp/contests/arc074/tasks/arc074_b

40 ABC091 B - Two Colors Card Game 灰+ 5 2022/1/13 https://atcoder.jp/contests/abc091/tasks/abc091_b

41 ATC B - Union Find 5 2022/1/14 3: 2024/1/10 https://atcoder.jp/contests/atc001/tasks/unionfind_a

42 ABC049 D - 連結青+ 2 2022/1/15 2: 2024/1/11 https://atcoder.jp/contests/abc049/tasks/arc065_b

43 ARC097 D - Equals 水- 2 2022/1/17 3: 2024/1/11 https://atcoder.jp/contests/arc097/tasks/arc097_b

44 ARC036 D - 偶数メートル黄+ 2 2022/1/17 3: 2024/1/11 https://atcoder.jp/contests/arc036/tasks/arc036_d

45 ARC090 D - People on a Line 水+ 2 2022/1/18 2: 2024/1/12 https://atcoder.jp/contests/arc090/tasks/arc090_b

46 ABC126 D - Even Relation 水- 2 2022/1/18 3: 2024/1/12 https://atcoder.jp/contests/abc126/tasks/abc126_d

47 CODE FESTIVAL 2017 qual B C - 3 Steps 1 2022/1/19 2: 2024/1/12 https://atcoder.jp/contests/code-festival-2017-qualb/tasks/code_festival_2017_qualb_c

48 Maximum-Cup 2018 C - 嘘つきな天使たち 1 2022/1/20 2: 2024/1/13 https://atcoder.jp/contests/maximum-cup-2018/tasks/maximum_cup_2018_c

49 ARC041 D - 辺彩色赤- 1 2022/1/21 2: 2024/1/13 https://atcoder.jp/contests/arc041/tasks/arc041_d

/wafuwafuoss/世界で闘うプログラミング力を鍛える本

table: 進捗テーブル　世界で闘うプログラミング力を鍛える本

No 提出/解説理解度日付習熟度

1 闘本 1.1 重複のない文字列 3 2023/5/28

2 闘本 1.2 順列チェック 3 2023/6/3

3 闘本 1.3 URLify 5 2023/6/4

4 闘本 1.4 回文の順列 5 2023/6/10

5 闘本 1.5 一発変換 3 2023/6/17

6 闘本 1.6 文字列圧縮 3 2023/6/18

7 闘本 1.7 行列の回転 3 2023/6/24

8 闘本 1.8 ゼロの行列 1 2023/6/25

9 闘本 1.9 文字列の回転 3 2023/7/23

10 闘本 2.1 重複要素の削除 3 2023/12/3

11 闘本 2.2 後ろからK番目を返す 3 2023/12/3

12 闘本 2.3 間の要素を削除 3 2023/12/3

13 闘本 2.4 リストの分割 3 2023/12/10

14 闘本 2.5 リストで表された2数の和 3 2023/12/11

15 闘本 2.6 回文 3 2023/12/11

16 闘本 2.7 共通するノード 3 2023/12/11

17 闘本 2.8 ループの検出 3 2023/12/14

18 闘本 3.1 3つのスタック 3 2023/12/14

19 闘本 3.2 最小値を返すスタック 3 2023/12/14

20 闘本 3.3 積みあがっている皿 1 2023/12/14

21 闘本 3.4 スタックでキュー 3 2023/12/14

22 闘本 3.5 スタックのソート 3 2023/12/14

23 闘本 3.6 動物保護施設 3 2023/12/15

24 闘本 4.1 ノード間の経路 3 2023/12/15

25 闘本 4.2 最小の木 2 2023/12/15

26 闘本 4.3 深さのリスト 3 2023/12/15

27 闘本 4.4 平衡チェック 3 2023/12/15

28 闘本 4.5 BSTチェック 3 2023/12/16

29 闘本 4.6 次のノード 3 2023/12/16

30 闘本 4.7 実行順序 3 2023/12/16

31 闘本 4.8 最初の共通祖先 3 2023/12/16

32 闘本 4.9 BSTを作る配列 1 2023/12/16

33 闘本 4.10 部分木チェック 3 2023/12/16

34 闘本 4.11 ランダムノード 3 2023/12/16

35 闘本 4.12 合計が等しい経路 3 2023/12/16

36 闘本 5.1 挿入 1 2023/12/17

37 闘本 5.2 実数の2進表記 1 2023/12/17

38 闘本 5.3 ベストの反転位置 3 2023/12/17

39 闘本 5.4 隣の数 1 2023/12/17

40 闘本 5.5 人間デバッガ 2 2023/12/17

41 闘本 5.6 ビット変換 3 2023/12/17

42 闘本 5.7 ビット・ペアの交換 1 2023/12/17

43 闘本 5.8 直線を描く 1 2023/12/17

44 闘本 6.1 重い錠剤 3 2023/12/17

45 闘本 6.2 バスケットボール 3 2023/12/17

46 闘本 6.3 ドミノ 3 2023/12/17

47 闘本 6.4 三角形上のアリ 4 2023/12/17

48 闘本 6.5 水が入った壺 3 2023/12/17

49 闘本 6.6 青い目の島 3 2023/12/17

50 闘本 6.7 黙示録 3 2023/12/17

51 闘本 6.8 卵を落とす問題 3 2023/12/17

52 闘本 6.9 100個のロッカー 3 2023/12/17

53 闘本 6.10 毒 3 2023/12/17

54 闘本 8.1 トリプル・ステップ 1 2023/12/18

55 闘本 8.2 グリッド上を動くロボット 1 2023/12/18

56 闘本 8.3 マジックインデックス 3 2023/12/18

57 闘本 8.4 べき集合 3 2023/12/18

58 闘本 8.5 再帰的乗算 1 2023/12/18

59 闘本 8.6 ハノイの塔 1 2023/12/18

60 闘本 8.7 重複のない順列 1 2023/12/20

61 闘本 8.8 重複のある順列 1 2023/12/20

62 闘本 8.9 括弧 3 2023/12/20

63 闘本 8.10 振りつぶし 3 2023/12/20

64 闘本 8.11 コイン 3 2023/12/20

65 闘本 8.12 8クイーン 1 2023/12/20

66 闘本 8.13 箱の山 1 2023/12/20

67 闘本 8.14 ブーリアン表現 1 2023/12/20

68 闘本 10.1 ソートされた配列のマージ 3 2023/12/21

69 闘本 10.2 アナグラムのグループ 3 2023/12/22

70 闘本 10.3 回転させた配列を見つける 1 2023/12/22

71 闘本 10.4 ソート済み・サイズが不明の配列における探索 1 2023/12/22

72 闘本 10.5 隙間が多い配列の探索 1 2023/12/22

73 闘本 10.6 大きなファイルのソート 4 2023/12/22

競技プログラミングの鉄則

https://atcoder.jp/contests/tessoku-book/tasks

https://github.com/E869120/kyopro-tessoku/tree/main/codes/python

table: 進捗テーブル　競技プログラミングの鉄則

No 提出/解説理解度日付習熟度問題リンク

1 A01 - The First Problem 5 2024/3/15 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_a

2 B01 - A+B Problem 5 2024/3/15 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_bz

3 A02 - Linear Search 5 2024/3/15 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_b

4 B02 - Divisor Check 5 2024/3/15 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ca

5 A03 - Two Cards 5 2024/3/18 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_c

6 B03 - Supermarket 1 5 2024/3/18 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cb

7 A04 - Binary Representation 1 3 2024/3/19 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_d

8 B04 - Binary Representation 2 5 2024/3/19 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cc

9 A05 - Three Cards 5 2024/3/19 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_e

10 A06 - How Many Guests? 5 2024/3/22 https://atcoder.jp/contests/tessoku-book/tasks/math_and_algorithm_ai

11 B06 - Lottery 5 2024/3/22 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ce

12 A07 - Event Attendance 3 2024/3/22 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_g

13 B07 - Convenience Store 2 3 2024/3/26 https://atcoder.jp/contests/tessoku-book/tasks/math_and_algorithm_al

14 A08 - Two Dimensional Sum 3 2024/4/2 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_h

15 B08 - Counting Points 3 2024/4/4 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cg

16 A09 - Winter in ALGO Kingdom 3 2024/4/8 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_i

17 B09 - Papers 3 2024/4/9 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ch

18 A10 - Resort Hotel 3 2024/4/11 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_j

19 A11 - Binary Search 1 5 2024/4/12 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_k

20 B11 - Binary Search 2 5 2024/4/12 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cj

21 A12 - Printer 3 2024/4/14 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_l

22 B12 - Equation 3 2024/4/15 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ck

23 A13 - Close Pairs 3 2024/4/16 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_m

24 B13 - Supermarket 2 3 2024/4/18 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cl

25 A14 - Four Boxes 3 2024/4/22 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_n

26 B14 - Another Subset Sum 3 2024/4/23 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cm

27 A15 - Compression 5 2024/4/25 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_o

28 A16 - Dungeon 1 5 2024/4/26 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_p

29 B16 - Frog 1 5 2024/4/29 https://atcoder.jp/contests/tessoku-book/tasks/dp_a

30 A17 - Dungeon 2 3 2024/4/30 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_q

31 B17 - Frog 1 with Restoration 3 2024/5/2 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cp

32 A18 - Subset Sum 3 2024/5/3 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_r

33 B18 - Subset Sum with Restoration 3 2024/5/6 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cq

34 A19 - Knapsack 1 3 2024/5/7 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_s

35 B19 - Knapsack 2 3 2024/5/9 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cr

36 A20 - LCS 3 2024/5/17 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_t

37 B20 - Edit Distance 3 2024/5/20 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cs

38 A21 - Block Game 2 2024/5/21 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_u

39 B21 - Longest Subpalindrome 2 2024/5/23 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ct

40 A22 - Sugoroku 3 2024/5/27 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_v

41 B22 - Dungeon 1 3 2024/5/28 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_p

42 A23 - All Free 2 2024/5/30 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_w

43 B23 - Traveling Salesman Problem 1 2024/5/31 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cv

44 A24 - LIS 1 2024/6/1 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_x

45 B24 - Many Boxes 1 2024/7/16 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cw

46 A25 - Number of Routes 2 2024/7/18 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_y

47 A26 - Prime Check 3 2024/9/16 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_z

48 B26 - Output Prime Numbers 3 2024/9/16 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_cy

49 A27 - Calculate GCD 3 2024/9/17 https://atcoder.jp/contests/tessoku-book/tasks/math_and_algorithm_o

50 A28 - Blackboard 3 2024/9/19 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ab

51 B28 - Fibonacci Easy (mod 1000000007) 3 2024/9/19 https://atcoder.jp/contests/tessoku-book/tasks/math_and_algorithm_ap

52 A29 - Power 3 2024/9/23 https://atcoder.jp/contests/tessoku-book/tasks/math_and_algorithm_aq

53 B29 - Power Hard 5 2024/9/23 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_db

54 A30 - Combination 3 2024/9/24 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ad

55 B30 - Combination 2 3 2024/9/24 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_dc

56 A31 - Divisors 3 2024/9/25 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_ae

57 B31 - Divisors Hard 5 2024/9/25 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_dd

58 A32 - Game 1 3 2024/9/26 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_af

59 B32 - Game 5 2 2024/9/26 https://atcoder.jp/contests/tessoku-book/tasks/tessoku_book_de

ABC

table: 進捗テーブル　ABC

No 提出/解説色理解度日付習熟度問題リンク

1 ABC243 C - Collision 2 茶- 3 2022/3/13 3: 2023/10/29 https://atcoder.jp/contests/abc243/tasks/abc243_c

2 ABC 243 D - Moves on Binary Tree 茶+ 2 2022/4/7 2: 2024/1/13 https://atcoder.jp/contests/abc243/tasks/abc243_d

3 ABC249 C - Just K 茶- 3 2022/5/6 5: 2023/10/30 https://atcoder.jp/contests/abc249/tasks/abc249_c

4 ABC250 C - Adjacent Swaps 茶- 2 2022/5/9 3: 2024/1/13 https://atcoder.jp/contests/abc250/tasks/abc250_c

5 ABC250 D - 250-like Number 茶+ 3 2022/5/11 3: 2023/10/30 https://atcoder.jp/contests/abc250/tasks/abc250_d

6 ABC248 C - Dice Sum 茶+ 1 2022/5/13 3: 2024/1/14 https://atcoder.jp/contests/abc248/tasks/abc248_c

7 ABC248 D - Range Count Query 茶+ 3 2022/5/16 5: 2023/11/2 https://atcoder.jp/contests/abc248/tasks/abc248_d

8 ABC247 D - Cylinder 茶- 3 2022/5/18 4: 2023/11/3 https://atcoder.jp/contests/abc247/tasks/abc247_d

9 ABC245 C - Choose Elements 茶- 3 2022/5/23 3: 2023/11/4 https://atcoder.jp/contests/abc245/tasks/abc245_c

10 ABC242 C - 1111gal password 茶- 3 2022/5/23 3: 2023/11/5 https://atcoder.jp/contests/abc242/tasks/abc242_c

11 ABC253 C - Max - Min Query 茶- 3 2022/6/1 3: 2023/11/7 https://atcoder.jp/contests/abc253/tasks/abc253_c

12 ABC254 C - K Swap 茶- 1 2022/6/6 3: 2024/1/14 https://atcoder.jp/contests/abc254/tasks/abc254_c

13 ABC256 C - Filling 3x3 array 茶- 3 2022/6/20 5: 2023/11/14 https://atcoder.jp/contests/abc256/tasks/abc256_c

14 ABC256 D - Union of Interval 茶- 3 2022/6/22 3: 2023/11/19 https://atcoder.jp/contests/abc256/tasks/abc256_d

15 ABC260 C - Changing Jewels 茶- 3 2022/7/29 3: 2023/11/21 https://atcoder.jp/contests/abc260/tasks/abc260_c

16 ABC259 C - XX to XXX 茶- 3 2022/7/29 3: 2023/11/23 https://atcoder.jp/contests/abc259/tasks/abc259_c

17 ABC279 D - Freefall 茶+ 2 2022/12/15 3: 2024/1/14 https://atcoder.jp/contests/abc279/tasks/abc279_d

18 ABC279 C - RANDOM 灰+ 5 2022/12/16 https://atcoder.jp/contests/abc279/tasks/abc279_c

19 ABC279 D - All Assign Point Add 茶- 3 2022/12/17 3: 2023/11/24 https://atcoder.jp/contests/abc278/tasks/abc278_d

20 ABC277 C - Ladder Takahashi 茶- 3 2022/12/18 3: 2023/11/25 https://atcoder.jp/contests/abc277/tasks/abc277_c

21 ABC276 D - Divide by 2 or 3 茶+ 3 2022/12/20 3: 2023/11/27 https://atcoder.jp/contests/abc276/tasks/abc276_d

22 ABC275 C - Counting Squares 茶+ 3 2022/12/21 4: 2023/11/28 https://atcoder.jp/contests/abc275/tasks/abc275_c

23 ABC275 D - Yet Another Recursive Function 茶+ 2 2022/12/22 3: 2024/1/18 https://atcoder.jp/contests/abc275/tasks/abc275_d

24 ABC270 C - Simple path 茶+ 3 2022/12/23 3: 2023/11/30 https://atcoder.jp/contests/abc270/tasks/abc270_c

25 ABC269 D - Do use hexagon grid 茶- 3 2022/12/24 3: 2023/12/1 https://atcoder.jp/contests/abc269/tasks/abc269_d

26 ABC268 C - Chinese Restaurant 茶+ 1 2022/12/25 3: 2024/1/19 https://atcoder.jp/contests/abc268/tasks/abc268_c

27 ABC267 C - Index × A(Continuous ver.) 茶- 3 2022/12/27 3: 2023/12/2 https://atcoder.jp/contests/abc267/tasks/abc267_c

28 ABC266 C - Convex Quadrilateral 茶- 2 2022/12/29 2: 2024/1/19 https://atcoder.jp/contests/abc266/tasks/abc266_c

29 ABC265 D - Iroha and Haiku (New ABC Edition) 茶+ 4 2022/12/30 5: 2024/1/22 https://atcoder.jp/contests/abc265/tasks/abc265_d

30 ABC264 C - Matrix Reducing 茶+ 3 2022/12/31 3: 2024/1/23 https://atcoder.jp/contests/abc264/tasks/abc264_c

31 ABC264 D - "redocta".swap(i,i+1) 茶- 5 2023/1/2 https://atcoder.jp/contests/abc264/tasks/abc264_d

32 ABC283 D - Scope 茶- 3 2023/1/3 5: 2024/1/24 https://atcoder.jp/contests/abc283/tasks/abc283_d

33 ABC284 D - Happy New Year 2023 茶+ 3 2023/1/9 3: 2024/1/26 https://atcoder.jp/contests/abc284/tasks/abc284_d

34 ABC285 D - Change Usernames 茶+ 3 2023/2/7 3: 2024/1/29 https://atcoder.jp/contests/abc285/tasks/abc285_d

35 ABC286 C - Rotate and Palindrome 茶- 3 2023/2/9 3: 2024/1/31 https://atcoder.jp/contests/abc286/tasks/abc286_c

36 ABC286 D - Money in Hand 茶- 3 2023/2/11 3: 2024/2/2 https://atcoder.jp/contests/abc286/tasks/abc286_d

37 ABC287 C - Path Graph? 茶- 3 2023/2/12 3: 2024/2/5 https://atcoder.jp/contests/abc287/tasks/abc287_c

38 ABC287 D - Match or Not 茶+ 3 2023/2/14 3: 2024/2/9 https://atcoder.jp/contests/abc287/tasks/abc287_d

39 ABC288 C - Don’t be cycle 茶- 3 2023/2/16 3: 2024/2/12 https://atcoder.jp/contests/abc288/tasks/abc288_c

40 ABC289 C - Coverage 灰+ 5 2023/2/18 https://atcoder.jp/contests/abc289/tasks/abc289_c

41 ABC289 D - Step Up Robot 茶- 3 2023/2/19 5: 2024/2/13 https://atcoder.jp/contests/abc289/tasks/abc289_d

42 ABC291 D - Flip Cards 茶+ 3 2023/2/27 3: 2024/2/16 https://atcoder.jp/contests/abc291/tasks/abc291_d

43 ABC312 B - TaK Code 灰- 5 2023/7/30 https://atcoder.jp/contests/abc312/tasks/abc312_b

44 ABC312 C - Invisible Hand 茶+ 3 2023/7/30 3: 2024/2/19 https://atcoder.jp/contests/abc312/tasks/abc312_c

45 ABC313 C - Approximate Equalization 2 茶+ 3 2023/10/23 3: 2024/3/12 https://atcoder.jp/contests/abc313/tasks/abc313_c

46 ABC314 C - Rotate Colored Subsequence 灰+ 3 2024/8/22 https://atcoder.jp/contests/abc314/tasks/abc314_c

47 ABC 315 C - Flavors 灰+ 3 2024/9/16 https://atcoder.jp/contests/abc315/tasks/abc315_c

48 ABC 317 C - Remembering the Days 茶- 2 2024/9/17 https://atcoder.jp/contests/abc317/tasks/abc317_c

49 ABC 318 C - Blue Spring 茶- 3 2024/9/19 https://atcoder.jp/contests/abc318/tasks/abc318_c