Data-Structure

# ID Name Difficulty Solver
1 abc240_b B. Count Distinct Integers -819 13115
2 abc245_b B. Mex -523 13234
3 abc241_b B. Pasta -503 13114
4 abc293_b B. Call the ID Number -328 11304
5 abc236_c C. Route Map -245 12204
6 abc164_c C. gacha -241 18562
7 abc085_b B. Kagami Mochi -106 48843
8 abc295_c C. Socks -75 10737
9 abc314_b B. Roulette -34 10438
10 abc296_c C. Gap Existence 38 10535
11 abc244_c C. Yamanote Line Game 46 9539
12 abc261_c C. NewFolder(1) 79 10575
13 abc291_c C. LRUD Instructions 2 97 9479
14 abc226_b B. Counting Arrays 107 10707
15 abc344_c C. A+B+C 131 11622
16 abc155_c C. Poll 189 15143
17 abc251_c C. Poem Online Judge 205 9565
18 abc235_c C. The Kth Time Query 210 10220
19 arc019_1 A. お買い物クライシス 219 2660
20 hhkb2020_c C. Neq Min 349 7007
21 abc262_c C. Min Max Pair 360 8686
22 abc243_c C. Collision 2 409 9516
23 abc343_d D. Diversity of Scores 422 9423
24 abl_c C. Connect Cities 435 6161
25 abc288_c C. Don’t be cycle 436 7857
26 abc073_c C. Write and Erase 454 11088
27 abc287_c C. Path Graph? 466 7621
28 abc247_d D. Cylinder 468 8745
29 abc345_c C. One Time Swap 469 8847
30 abc234_d D. Prefix K-th Max 503 8734
31 abc342_c C. Many Replacement 505 9055
32 abc237_d D. LR insertion 544 8766
33 arc077_a C. pushpush 552 9711
34 code_festival_2017_qualb_b B. Problem Set 568 5389
35 abc240_d D. Strange Balls 570 8170
36 arc087_a C. Good Sequence 593 11713
37 abc008_2 B. 投票 601 6928
38 arc014_2 B. あの日したしりとりの結果を僕達はまだ知らない。 606 2862
39 abc158_d D. String Formation 610 11935
40 abc269_d D. Do use hexagon grid 612 6560
41 abc022_b B. Bumble Bee 621 5884
42 abc003_2 B. AtCoderトランプ 668 7635
43 abc032_b B. 高橋君とパスワード 672 5704
44 abc333_d D. Erase Leaves 704 6616
45 abc231_d D. Neighbors 726 6518
46 abc177_d D. Friends 732 10903
47 arc106_b B. Values 732 5184
48 abc243_d D. Moves on Binary Tree 758 7663
49 abc212_d D. Querying Multiset 775 8688
50 arc033_2 B. メタ構文変数 789 2670
51 abc141_d D. Powerful Discount Tickets 823 11165
52 abc293_d D. Tying Rope 830 6142
53 abc259_d D. Circumferences 947 6161
54 abc230_d D. Destroyer Takahashi 963 5504
55 abc064_d D. Insertion 969 6562
56 abc344_e E. Insert or Erase 973 5911
57 abc217_e E. Sorting Queries 986 7507
58 arc114_b B. Special Subsets 1000 3397
59 abc229_e E. Graph Destruction 1015 5089
60 abc228_d D. Linear Probing 1035 4975
61 abc216_d D. Pair of Balls 1039 5917
62 abc039_d D. 画像処理高橋君 1039 3259
63 abc185_f F. Range Xor Query 1053 5800
64 abc166_e E. This Message Will Self-Destruct in 5s 1062 8453
65 abc075_c C. Bridge 1067 8118
66 abc223_d D. Restricted Permutation 1069 5729
67 abc260_d D. Draw Your Cards 1074 5184
68 abc239_e E. Subtree K-th Max 1084 5006
69 abc194_e E. Mex Min 1088 5772
70 abc339_e E. Smooth Subsequence 1109 4337
71 abc019_3 C. 高橋くんと魔法の箱 1129 4084
72 arc032_2 B. 道路工事 1169 2867
73 abc241_d D. Sequence Query 1177 6005
74 abc334_e E. Christmas Color Grid 1 1195 3820
75 abc125_c C. GCD on Blackboard 1197 11869
76 abc329_f F. Colored Ball 1207 4742
77 abc157_d D. Friend Suggestions 1208 6582
78 abc338_e E. Chords 1220 4119
79 abc341_e E. Alternating String 1223 3940
80 arc107_c C. Shuffle Permutation 1223 3546
81 abc264_e E. Blackout 2 1229 4141
82 indeednow_2015_qualc_3 C. 木 1246 1510
83 abc351_f F. Double Sum 1253 null
84 aising2019_c C. Alternating Path 1264 3315
85 abc306_e E. Best Performances 1268 3840
86 arc097_b D. Equals 1270 6393
87 abl_d D. Flat Subsequence 1283 3147
88 abc137_d D. Summer Vacation 1313 7146
89 abc190_f F. Shift and Inversions 1321 4359
90 abc226_e E. Just one 1327 3901
91 abc126_e E. 1 or 2 1340 6633
92 abc214_d D. Sum of Maximum Weights 1341 5685
93 abc120_d D. Decayed Bridges 1355 6578
94 abc343_f F. Second Largest Query 1370 3723
95 arc063_b D. An Invisible Hand 1376 4514
96 abc250_e E. Prefix Equality 1421 4061
97 abc157_e E. Simple String Queries 1443 4726
98 abc246_e E. Bishop 2 1476 3676
99 abc174_f F. Range Set Query 1495 4279
100 abc170_e E. Smart Infants 1502 4589
101 arc028_2 B. 特別賞 1507 1594
102 codefestival_2016_final_c C. Interpretation 1525 2222
103 abc238_e E. Range Sums 1577 4086
104 abc231_f F. Jealous Two 1580 2501
105 code_formula_2014_qualA_c C. 決勝進出者 1610 647
106 abc309_f F. Box in Box 1619 2475
107 abc327_f F. Apples 1624 2292
108 abc223_f F. Parenthesis Checking 1641 2452
109 arc033_3 C. データ構造 1641 2027
110 code_festival_qualB_d D. 登山家 1651 982
111 abc040_d D. 道路の老朽化対策について 1656 2116
112 donuts_2015_3 C. 行列のできるドーナツ屋 1661 879
113 arc061_b D. Snuke's Coloring 1682 4036
114 abl_e E. Replace Digits 1706 1821
115 abc179_f F. Simplified Reversi 1713 2669
116 apc001_d D. Forest 1719 1708
117 arc074_b D. 3N Numbers 1730 4163
118 agc053_b B. Taking the middle 1755 1242
119 abc253_f F. Operations on a Matrix 1756 2050
120 abc254_f F. Rectangle GCD 1764 2222
121 abc279_f F. BOX 1777 2067
122 abc332_f F. Random Update Query 1786 1674
123 abc339_g G. Smaller Sum 1792 1732
124 abc322_f F. Vacation Query 1806 1891
125 agc005_b B. Minimum Sum 1828 3116
126 abc186_f F. Rook on Grid 1833 2146
127 arc069_c E. Frequency 1835 1833
128 abc128_e E. Roadwork 1840 3119
129 abc140_e E. Second Sum 1873 2799
130 arc026_3 C. 蛍光灯 1930 926
131 abc131_f F. Must Be Rectangular! 1937 2337
132 jsc2021_f F. Max Matrix 1954 1034
133 abc127_f F. Absolute Minima 2003 2480
134 arc039_c C. 幼稚園児高橋君 2004 638
135 abc181_f F. Silver Woods 2009 1822
136 arc112_d D. Skate 2028 1383
137 abc256_f F. Cumulative Cumulative Cumulative Sum 2067 1640
138 abc237_g G. Range Sort Query 2088 1324
139 arc035_d D. 高橋くんとマラソンコース 2173 396
140 arc076_c E. Connected? 2180 1461
141 arc036_d D. 偶数メートル 2227 692
142 arc088_c E. Papple Sort 2231 1290
143 arc017_4 D. ARCたんクッキー 2244 350
144 arc047_c C. N!÷K番目の単語 2262 397
145 arc080_c E. Young Maids 2277 1464
146 abc177_f F. I hate Shortest Path Problem 2291 1222
147 nikkei2019_qual_e E. Weights on Vertices and Edges 2294 736
148 arc068_c E. Snuke Line 2307 1625
149 abc136_f F. Enclosed Points 2334 1275
150 abc211_f F. Rectilinear Polygons 2350 671
151 donuts_2015_4 D. ドーナツの箱詰め 2383 184
152 mujin_pc_2016_d D. Parenthesis Sequence 2404 274
153 arc043_c C. 転倒距離 2409 333
154 arc008_4 D. タコヤキオイシクナール 2430 935
155 abc255_h Ex. Range Harvest Query 2430 661
156 arc140_d D. One to One 2443 639
157 cf_2015_morning_hard_b D. 立方体とペンキ 2456 143
158 arc023_4 D. GCD区間 2511 335
159 agc002_d D. Stamp Rally 2514 2342
160 arc081_d F. Flip and Rectangles 2608 1013
161 arc076_d F. Exhausted? 2819 913
162 arc065_c E. Manhattan Compass 2835 635
163 arc025_4 D. コンセント 2863 69
164 arc049_d D. すわっぷしまーす 2988 60
165 arc054_d D. バブルソート 3095 54
166 agc023_f F. 01 on Tree 3148 898
167 arc030_4 D. グラフではない 3246 114
168 agc028_e E. High Elements 4123 354
169 typical90_aa 027. Sign Up Requests （★2） null 7348
170 typical90_bi 061. Deck（★2） null 5704
171 typical90_l 012. Red Painting（★4） null 4942
172 unionfind_a B. Union Find null 4921
173 practice2_a A. Disjoint Set Union null 4618
174 practice2_b B. Fenwick Tree null 3258
175 typical90_ac 029. Long Bricks（★5） null 2540
176 chokudai_S001_h H. LIS null 2087
177 chokudai_S001_j J. 転倒数 null 1699
178 practice2_j J. Segment Tree null 1671
179 chokudai_S002_f F. 種類数 α null 1651
180 code_thanks_festival_2017_c C. Factory null 1559
181 typical90_bp 068. Paired Information（★5） null 1526
182 past202004_f F. Tasking null 1526
183 tessoku_book_bf A58. RMQ (Range Maximum Queries) null 1171
184 practice2_k K. Range Affine Range Sum null 1138
185 typical90_q 017. Crossing Segments（★7） null 1066
186 past202010_f F. 構文解析 null 879
187 practice2_l L. Lazy Segment Tree null 862
188 nikkei2019_final_d D. Deforestation null 747
189 past202104_e E. Third from Front null 703
190 past202004_l L. Lexicographically Minimum null 678
191 joisc2007_fiber fiber. 光ファイバー (Fiber) null 646
192 past202005_k K. Moving Containers null 604
193 joi2010ho_c C. つらら null 534
194 past202005_l L. Supamarket null 527
195 joisc2008_origami origami. 折り紙 (Origami) null 468
196 bitflyer2018_final_c C. 部分文字列と括弧 null 463
197 typical90_ck 089. Partitions and Inversions（★7） null 453
198 dwango2017qual_d D. ネタだけ食べたい寿司 null 428
199 past202004_n N. Building Construction null 422
200 codefestival_2015_final_d D. 足ゲームII null 373
201 cpsco2019_s1_e E. Exclusive OR Queries null 362
202 code_festival_2018_final_e E. Tough Journey null 342
203 past202107_l L. Multiple Min Query null 332
204 iroha2019_day3_e E. 「く」 null 305
205 past202012_n N. Travel Agency null 296
206 s8pc_2_h H. Counting 1's null 291
207 joisc2008_typhoon typhoon. 台風 (Typhoon) null 281
208 joisc2011_bookshelf bookshelf. 本棚 (Bookshelf) null 279
209 indeednow_2015_finalb_e E. Line up! null 266
210 joi2009ho_e E. 認証レベル null 262
211 joisc2016_d D. 雇用計画 null 254
212 cpsco2019_s1_f F. Fruits in Season null 230
213 joi2011ho5 E. 微生物実験 (Bug Party) null 230
214 nikkei2019_2_final_c C. Largest N null 224
215 ddcc2019_final_d D. DISCO! null 216
216 joisc2012_fortune_telling fortune_telling. 占い null 210
217 tkppc4_1_k K. 天使と宿題 null 200
218 past202112_m M. Deadnames null 200
219 tkppc4_2_e E. 引きこもり null 180
220 joig2023_e E. 運河 (Canal) null 177
221 soundhound2018_summer_final_d D. Propagating Edges null 174
222 past202107_n N. Monochrome Design null 174
223 joisc2019_a A. 試験 (Examination) null 154
224 pakencamp_2019_day3_e E. 大きなクリスマスプレゼント null 151
225 kupc2014_c C. 占い null 146
226 wupc_07 G. だるま落とし null 126
227 joi2013ho5 5. バブルソート (Bubble Sort) null 125
228 jsc2019_final_c C. Maximize Minimum null 118
229 birthday0410_x X. この問題はほんとうにひどい問題であるため，できれば先に他の問題のほうをお楽しみいただければと思っておりまして，ですので他の問題を通し終えて暇になり，かつその暇を null 118
230 k4pc_c C. 山登り(Mountain Climbing) null 114
231 soundhound2018_summer_final_e E. Hash Swapping null 112
232 joi2016ho_e E. 断層 (Geologic Fault) null 109
233 tenka1_2016_qualB_d D. 天下一数列にクエリを投げます null 105
234 joisc2013_construction 1. 建設事業 (Construction Project) null 104
235 tkppc4_1_n N. multiple null 103
236 joi2015ho_e E. 城壁 (Rampart) null 101
237 nikkei2019_2_final_e E. Notorious B.I.T. null 94
238 yahoo_procon2019_final_d D. Dangerous Hopscotch null 80
239 joisc2013_spaceships 3. 宇宙船 (Spaceships) null 79
240 joisc2012_copypaste copypaste. コピー＆ペースト null 73
241 joisc2019_j J. ケーキの貼り合わせ (Cake 3) null 69
242 joisc2019_d D. ふたつのアンテナ (Two Antennas) null 69
243 jag2018summer_day2_d D. Knapsack And Queries null 67
244 iroha2019_day2_j J. ライ麦畑で待ちながら null 63
245 joisc2009_starry_sky starry_sky. 星空 (Starry Sky) null 62
246 yahoo_procon2019_final_c C. Checkered Stamps null 62
247 joisc2011_apples apples. リンゴの出荷 (Apples) null 61
248 joisc2019_i I. 時をかけるビ太郎 (Bitaro, who Leaps through Time) null 60
249 jsc2019_final_e E. Nearest String null 54
250 icpc2015autumn_h H. Donut Decoration null 52
251 gigacode_2019_f F. クローゼットの配置 null 51
252 wupc2019_i I. Ramen null 41
253 pakencamp_2019_day3_f F. クリスマス飾り2 null 38
254 pakencamp_2019_day3_g G. プレゼント配り2 null 12