Data-Structure

# ID Name Difficulty Solver
1 abc240_b B. Count Distinct Integers -819 14671
2 abc245_b B. Mex -523 14513
3 abc241_b B. Pasta -503 14554
4 abc293_b B. Call the ID Number -328 12479
5 abc236_c C. Route Map -245 13398
6 abc164_c C. gacha -241 19698
7 abc085_b B. Kagami Mochi -106 57505
8 abc295_c C. Socks -75 12131
9 abc314_b B. Roulette -34 11907
10 abc296_c C. Gap Existence 38 11995
11 abc244_c C. Yamanote Line Game 46 10445
12 abc261_c C. NewFolder(1) 79 11709
13 abc291_c C. LRUD Instructions 2 97 10763
14 abc226_b B. Counting Arrays 107 11794
15 abc344_c C. A+B+C 131 14061
16 abc155_c C. Poll 189 16496
17 abc251_c C. Poem Online Judge 205 10584
18 abc235_c C. The Kth Time Query 210 11474
19 arc019_1 A. お買い物クライシス 219 2822
20 hhkb2020_c C. Neq Min 349 7353
21 abc262_c C. Min Max Pair 360 9707
22 abc325_c C. Sensors 400 9420
23 abc243_c C. Collision 2 409 10444
24 abc343_d D. Diversity of Scores 422 11026
25 abl_c C. Connect Cities 435 6823
26 abc288_c C. Don’t be cycle 436 8914
27 abc073_c C. Write and Erase 454 12184
28 abc287_c C. Path Graph? 466 8655
29 abc247_d D. Cylinder 468 10002
30 abc345_c C. One Time Swap 469 10771
31 abc234_d D. Prefix K-th Max 503 9883
32 abc342_c C. Many Replacement 505 11020
33 abc237_d D. LR insertion 544 10199
34 arc077_a C. pushpush 552 10789
35 abc328_d D. Take ABC 555 10114
36 code_festival_2017_qualb_b B. Problem Set 568 5767
37 abc240_d D. Strange Balls 570 9252
38 arc087_a C. Good Sequence 593 14355
39 abc008_2 B. 投票 601 7574
40 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 3000
41 abc158_d D. String Formation 610 12958
42 abc269_d D. Do use hexagon grid 612 7366
43 abc022_b B. Bumble Bee 621 6330
44 abc003_2 B. AtCoderトランプ 668 8236
45 abc032_b B. 高橋君とパスワード 672 6077
46 abc333_d D. Erase Leaves 704 7987
47 abc231_d D. Neighbors 726 7380
48 abc177_d D. Friends 732 11855
49 arc106_b B. Values 732 5504
50 abc379_d D. Home Garden 745 7266
51 abc243_d D. Moves on Binary Tree 758 8640
52 abc212_d D. Querying Multiset 775 10101
53 arc033_2 B. メタ構文変数 789 2814
54 abc141_d D. Powerful Discount Tickets 823 12159
55 abc293_d D. Tying Rope 830 6877
56 abc259_d D. Circumferences 947 6915
57 abc230_d D. Destroyer Takahashi 963 6223
58 abc064_d D. Insertion 969 7170
59 abc344_e E. Insert or Erase 973 7131
60 abc217_e E. Sorting Queries 986 9600
61 arc114_b B. Special Subsets 1000 3699
62 abc229_e E. Graph Destruction 1015 5752
63 abc352_e E. Clique Connect 1030 6116
64 abc228_d D. Linear Probing 1035 5588
65 abc216_d D. Pair of Balls 1039 6866
66 abc039_d D. 画像処理高橋君 1039 3465
67 abc372_e E. K-th Largest Connected Components 1042 5731
68 abc185_f F. Range Xor Query 1053 6522
69 abc166_e E. This Message Will Self-Destruct in 5s 1062 8899
70 abc075_c C. Bridge 1067 9074
71 abc223_d D. Restricted Permutation 1069 6710
72 abc260_d D. Draw Your Cards 1074 5882
73 abc194_e E. Mex Min 1088 6696
74 abc339_e E. Smooth Subsequence 1109 5427
75 abc019_3 C. 高橋くんと魔法の箱 1129 4363
76 abc340_e E. Mancala 2 1157 4593
77 arc032_2 B. 道路工事 1169 3097
78 abc241_d D. Sequence Query 1177 6980
79 abc334_e E. Christmas Color Grid 1 1195 4561
80 abc125_c C. GCD on Blackboard 1197 14322
81 abc329_f F. Colored Ball 1207 5698
82 abc157_d D. Friend Suggestions 1208 7071
83 abc338_e E. Chords 1220 5155
84 abc341_e E. Alternating String 1223 4899
85 arc107_c C. Shuffle Permutation 1223 3827
86 abc264_e E. Blackout 2 1229 4703
87 indeednow_2015_qualc_3 C. 木 1246 1617
88 abc351_f F. Double Sum 1253 4563
89 aising2019_c C. Alternating Path 1264 3485
90 abc306_e E. Best Performances 1268 4533
91 arc097_b D. Equals 1270 6855
92 abl_d D. Flat Subsequence 1283 3573
93 abc137_d D. Summer Vacation 1313 8072
94 abc190_f F. Shift and Inversions 1321 4728
95 abc226_e E. Just one 1327 4404
96 abc126_e E. 1 or 2 1340 7383
97 abc214_d D. Sum of Maximum Weights 1341 6697
98 abc120_d D. Decayed Bridges 1355 7469
99 abc343_f F. Second Largest Query 1370 4838
100 arc063_b D. An Invisible Hand 1376 4934
101 abc250_e E. Prefix Equality 1421 5392
102 abc157_e E. Simple String Queries 1443 5207
103 abc246_e E. Bishop 2 1476 4209
104 abc174_f F. Range Set Query 1495 5043
105 abc170_e E. Smart Infants 1502 5059
106 arc028_2 B. 特別賞 1507 1697
107 codefestival_2016_final_c C. Interpretation 1525 2311
108 abc238_e E. Range Sums 1577 4858
109 abc231_f F. Jealous Two 1580 2930
110 code_formula_2014_qualA_c C. 決勝進出者 1610 675
111 abc309_f F. Box in Box 1619 2897
112 abc327_f F. Apples 1624 2744
113 abc223_f F. Parenthesis Checking 1641 2984
114 arc033_3 C. データ構造 1641 2218
115 code_festival_qualB_d D. 登山家 1651 1047
116 abc040_d D. 道路の老朽化対策について 1656 2290
117 donuts_2015_3 C. 行列のできるドーナツ屋 1661 968
118 arc061_b D. Snuke's Coloring 1682 4529
119 abl_e E. Replace Digits 1706 2042
120 abc179_f F. Simplified Reversi 1713 2894
121 apc001_d D. Forest 1719 1785
122 arc074_b D. 3N Numbers 1730 4564
123 agc053_b B. Taking the middle 1755 1360
124 abc253_f F. Operations on a Matrix 1756 2397
125 abc254_f F. Rectangle GCD 1764 2585
126 abc279_f F. BOX 1777 2388
127 abc332_f F. Random Update Query 1786 2167
128 abc339_g G. Smaller Sum 1792 2405
129 abc357_f F. Two Sequence Queries 1793 2811
130 abc322_f F. Vacation Query 1806 2377
131 agc005_b B. Minimum Sum 1828 3838
132 abc186_f F. Rook on Grid 1833 2374
133 arc069_c E. Frequency 1835 1993
134 abc128_e E. Roadwork 1840 3469
135 abc140_e E. Second Sum 1873 3135
136 arc026_3 C. 蛍光灯 1930 979
137 abc131_f F. Must Be Rectangular! 1937 2638
138 jsc2021_f F. Max Matrix 1954 1124
139 abc127_f F. Absolute Minima 2003 2896
140 arc039_c C. 幼稚園児高橋君 2004 676
141 abc181_f F. Silver Woods 2009 2017
142 arc112_d D. Skate 2028 1600
143 abc256_f F. Cumulative Cumulative Cumulative Sum 2067 1958
144 abc237_g G. Range Sort Query 2088 1628
145 arc035_d D. 高橋くんとマラソンコース 2173 437
146 arc076_c E. Connected? 2180 1607
147 arc036_d D. 偶数メートル 2227 760
148 arc088_c E. Papple Sort 2231 1442
149 arc017_4 D. ARCたんクッキー 2244 411
150 arc047_c C. N!÷K番目の単語 2262 454
151 arc080_c E. Young Maids 2277 1580
152 abc177_f F. I hate Shortest Path Problem 2291 1382
153 nikkei2019_qual_e E. Weights on Vertices and Edges 2294 828
154 arc068_c E. Snuke Line 2307 1898
155 abc136_f F. Enclosed Points 2334 1499
156 abc211_f F. Rectilinear Polygons 2350 814
157 donuts_2015_4 D. ドーナツの箱詰め 2383 197
158 mujin_pc_2016_d D. Parenthesis Sequence 2404 302
159 arc043_c C. 転倒距離 2409 357
160 arc008_4 D. タコヤキオイシクナール 2430 1006
161 abc255_h Ex. Range Harvest Query 2430 802
162 arc140_d D. One to One 2443 868
163 cf_2015_morning_hard_b D. 立方体とペンキ 2456 156
164 arc023_4 D. GCD区間 2511 463
165 agc002_d D. Stamp Rally 2514 3089
166 abc256_h Ex. I like Query Problem 2531 878
167 arc081_d F. Flip and Rectangles 2608 1197
168 arc076_d F. Exhausted? 2819 1241
169 arc065_c E. Manhattan Compass 2835 765
170 arc025_4 D. コンセント 2863 77
171 abc266_h Ex. Snuke Panic (2D) 2865 356
172 arc049_d D. すわっぷしまーす 2988 66
173 arc054_d D. バブルソート 3095 63
174 agc023_f F. 01 on Tree 3148 1670
175 arc030_4 D. グラフではない 3246 146
176 agc028_e E. High Elements 4123 431
177 typical90_aa 027. Sign Up Requests （★2） null 9158
178 typical90_bi 061. Deck（★2） null 7134
179 typical90_l 012. Red Painting（★4） null 6214
180 practice2_a A. Disjoint Set Union null 6146
181 unionfind_a B. Union Find null 5486
182 practice2_b B. Fenwick Tree null 4216
183 typical90_ac 029. Long Bricks（★5） null 3217
184 chokudai_S001_h H. LIS null 2572
185 practice2_j J. Segment Tree null 2189
186 chokudai_S001_j J. 転倒数 null 2177
187 typical90_bp 068. Paired Information（★5） null 1938
188 tessoku_book_bf A58. RMQ (Range Maximum Queries) null 1919
189 chokudai_S002_f F. 種類数 α null 1748
190 past202004_f F. Tasking null 1698
191 code_thanks_festival_2017_c C. Factory null 1655
192 practice2_k K. Range Affine Range Sum null 1460
193 typical90_q 017. Crossing Segments（★7） null 1344
194 practice2_l L. Lazy Segment Tree null 1154
195 past202010_f F. 構文解析 null 998
196 past202104_e E. Third from Front null 793
197 nikkei2019_final_d D. Deforestation null 791
198 past202004_l L. Lexicographically Minimum null 750
199 joisc2007_fiber fiber. 光ファイバー (Fiber) null 728
200 past202005_k K. Moving Containers null 652
201 joi2010ho_c C. つらら null 613
202 typical90_ck 089. Partitions and Inversions（★7） null 592
203 past202005_l L. Supamarket null 578
204 joisc2008_origami origami. 折り紙 (Origami) null 541
205 bitflyer2018_final_c C. 部分文字列と括弧 null 494
206 past202004_n N. Building Construction null 476
207 dwango2017qual_d D. ネタだけ食べたい寿司 null 447
208 past202107_l L. Multiple Min Query null 413
209 codefestival_2015_final_d D. 足ゲームII null 398
210 cpsco2019_s1_e E. Exclusive OR Queries null 386
211 code_festival_2018_final_e E. Tough Journey null 353
212 joisc2008_typhoon typhoon. 台風 (Typhoon) null 349
213 joisc2011_bookshelf bookshelf. 本棚 (Bookshelf) null 341
214 past202012_n N. Travel Agency null 334
215 s8pc_2_h H. Counting 1's null 334
216 iroha2019_day3_e E. 「く」 null 329
217 joi2009ho_e E. 認証レベル null 316
218 joisc2016_d D. 雇用計画 null 310
219 indeednow_2015_finalb_e E. Line up! null 310
220 nikkei2019_2_final_c C. Largest N null 278
221 joi2011ho5 E. 微生物実験 (Bug Party) null 269
222 past202112_m M. Deadnames null 267
223 joig2023_e E. 運河 (Canal) null 267
224 cpsco2019_s1_f F. Fruits in Season null 249
225 joisc2012_fortune_telling fortune_telling. 占い null 241
226 ddcc2019_final_d D. DISCO! null 232
227 tkppc4_1_k K. 天使と宿題 null 216
228 soundhound2018_summer_final_d D. Propagating Edges null 212
229 past202107_n N. Monochrome Design null 204
230 joisc2019_a A. 試験 (Examination) null 203
231 tkppc4_2_e E. 引きこもり null 200
232 joisc2019_d D. ふたつのアンテナ (Two Antennas) null 188
233 joi2013ho5 5. バブルソート (Bubble Sort) null 182
234 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 161
235 kupc2014_c C. 占い null 159
236 joisc2019_j J. ケーキの貼り合わせ (Cake 3) null 159
237 pakencamp_2019_day3_e E. 大きなクリスマスプレゼント null 158
238 soundhound2018_summer_final_e E. Hash Swapping null 141
239 joi2016ho_e E. 断層 (Geologic Fault) null 138
240 wupc_07 G. だるま落とし null 134
241 k4pc_c C. 山登り(Mountain Climbing) null 134
242 jsc2019_final_c C. Maximize Minimum null 130
243 joi2015ho_e E. 城壁 (Rampart) null 127
244 tkppc4_1_n N. multiple null 123
245 joisc2013_construction 1. 建設事業 (Construction Project) null 118
246 tenka1_2016_qualB_d D. 天下一数列にクエリを投げます null 116
247 nikkei2019_2_final_e E. Notorious B.I.T. null 102
248 joisc2019_i I. 時をかけるビ太郎 (Bitaro, who Leaps through Time) null 98
249 joisc2012_copypaste copypaste. コピー＆ペースト null 85
250 joisc2013_spaceships 3. 宇宙船 (Spaceships) null 84
251 yahoo_procon2019_final_d D. Dangerous Hopscotch null 84
252 jsc2019_final_e E. Nearest String null 78
253 jag2018summer_day2_d D. Knapsack And Queries null 76
254 iroha2019_day2_j J. ライ麦畑で待ちながら null 73
255 joisc2009_starry_sky starry_sky. 星空 (Starry Sky) null 71
256 joisc2011_apples apples. リンゴの出荷 (Apples) null 69
257 yahoo_procon2019_final_c C. Checkered Stamps null 68
258 icpc2015autumn_h H. Donut Decoration null 57
259 gigacode_2019_f F. クローゼットの配置 null 56
260 pakencamp_2019_day3_f F. クリスマス飾り2 null 51
261 wupc2019_i I. Ramen null 49
262 pakencamp_2019_day3_g G. プレゼント配り2 null 14