Data-Structure

# ID Name Difficulty Solver
1 abc240_b B. Count Distinct Integers -819 14789
2 abc245_b B. Mex -523 14551
3 abc241_b B. Pasta -503 14592
4 abc293_b B. Call the ID Number -328 12510
5 abc236_c C. Route Map -245 13466
6 abc164_c C. gacha -241 19753
7 abc085_b B. Kagami Mochi -106 57783
8 abc295_c C. Socks -75 12157
9 abc314_b B. Roulette -34 11933
10 abc296_c C. Gap Existence 38 12021
11 abc244_c C. Yamanote Line Game 46 10469
12 abc261_c C. NewFolder(1) 79 11736
13 abc291_c C. LRUD Instructions 2 97 10790
14 abc226_b B. Counting Arrays 107 11828
15 abc344_c C. A+B+C 131 14131
16 abc155_c C. Poll 189 16552
17 abc251_c C. Poem Online Judge 205 10612
18 abc235_c C. The Kth Time Query 210 11519
19 arc019_1 A. お買い物クライシス 219 2826
20 hhkb2020_c C. Neq Min 349 7359
21 abc262_c C. Min Max Pair 360 9738
22 abc325_c C. Sensors 400 9461
23 abc243_c C. Collision 2 409 10484
24 abc343_d D. Diversity of Scores 422 11056
25 abl_c C. Connect Cities 435 6833
26 abc288_c C. Don’t be cycle 436 8957
27 abc073_c C. Write and Erase 454 12218
28 abc287_c C. Path Graph? 466 8776
29 abc247_d D. Cylinder 468 10054
30 abc345_c C. One Time Swap 469 10799
31 abc234_d D. Prefix K-th Max 503 9929
32 abc342_c C. Many Replacement 505 11054
33 abc237_d D. LR insertion 544 10266
34 arc077_a C. pushpush 552 10946
35 abc328_d D. Take ABC 555 10179
36 code_festival_2017_qualb_b B. Problem Set 568 5778
37 abc240_d D. Strange Balls 570 9286
38 arc087_a C. Good Sequence 593 14521
39 abc008_2 B. 投票 601 7591
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 3002
41 abc158_d D. String Formation 610 13010
42 abc269_d D. Do use hexagon grid 612 7400
43 abc022_b B. Bumble Bee 621 6340
44 abc003_2 B. AtCoderトランプ 668 8252
45 abc032_b B. 高橋君とパスワード 672 6088
46 abc333_d D. Erase Leaves 704 8036
47 abc231_d D. Neighbors 726 7409
48 abc177_d D. Friends 732 11893
49 arc106_b B. Values 732 5513
50 abc379_d D. Home Garden 745 7283
51 abc243_d D. Moves on Binary Tree 758 8689
52 abc212_d D. Querying Multiset 775 10152
53 arc033_2 B. メタ構文変数 789 2816
54 abc141_d D. Powerful Discount Tickets 823 12192
55 abc293_d D. Tying Rope 830 6895
56 abc259_d D. Circumferences 947 6940
57 abc230_d D. Destroyer Takahashi 963 6247
58 abc064_d D. Insertion 969 7183
59 abc344_e E. Insert or Erase 973 7147
60 abc217_e E. Sorting Queries 986 9794
61 arc114_b B. Special Subsets 1000 3709
62 abc229_e E. Graph Destruction 1015 5771
63 abc352_e E. Clique Connect 1030 6140
64 abc228_d D. Linear Probing 1035 5603
65 abc216_d D. Pair of Balls 1039 6905
66 abc039_d D. 画像処理高橋君 1039 3497
67 abc372_e E. K-th Largest Connected Components 1042 5767
68 abc185_f F. Range Xor Query 1053 6549
69 abc166_e E. This Message Will Self-Destruct in 5s 1062 8911
70 abc075_c C. Bridge 1067 9093
71 abc223_d D. Restricted Permutation 1069 6734
72 abc260_d D. Draw Your Cards 1074 5896
73 abc194_e E. Mex Min 1088 6740
74 abc339_e E. Smooth Subsequence 1109 5448
75 abc019_3 C. 高橋くんと魔法の箱 1129 4371
76 abc340_e E. Mancala 2 1157 4614
77 arc032_2 B. 道路工事 1169 3100
78 abc241_d D. Sequence Query 1177 7000
79 abc334_e E. Christmas Color Grid 1 1195 4572
80 abc125_c C. GCD on Blackboard 1197 14430
81 abc329_f F. Colored Ball 1207 5720
82 abc157_d D. Friend Suggestions 1208 7083
83 abc338_e E. Chords 1220 5189
84 abc341_e E. Alternating String 1223 4926
85 arc107_c C. Shuffle Permutation 1223 3831
86 abc264_e E. Blackout 2 1229 4720
87 indeednow_2015_qualc_3 C. 木 1246 1618
88 abc351_f F. Double Sum 1253 4592
89 aising2019_c C. Alternating Path 1264 3493
90 abc306_e E. Best Performances 1268 4554
91 arc097_b D. Equals 1270 6868
92 abl_d D. Flat Subsequence 1283 3587
93 abc137_d D. Summer Vacation 1313 8124
94 abc190_f F. Shift and Inversions 1321 4738
95 abc226_e E. Just one 1327 4424
96 abc126_e E. 1 or 2 1340 7423
97 abc214_d D. Sum of Maximum Weights 1341 6732
98 abc120_d D. Decayed Bridges 1355 7502
99 abc343_f F. Second Largest Query 1370 4884
100 arc063_b D. An Invisible Hand 1376 4940
101 abc250_e E. Prefix Equality 1421 5438
102 abc157_e E. Simple String Queries 1443 5220
103 abc246_e E. Bishop 2 1476 4226
104 abc174_f F. Range Set Query 1495 5060
105 abc170_e E. Smart Infants 1502 5075
106 arc028_2 B. 特別賞 1507 1699
107 codefestival_2016_final_c C. Interpretation 1525 2312
108 abc238_e E. Range Sums 1577 4912
109 abc231_f F. Jealous Two 1580 2950
110 code_formula_2014_qualA_c C. 決勝進出者 1610 676
111 abc309_f F. Box in Box 1619 2920
112 abc327_f F. Apples 1624 2755
113 abc223_f F. Parenthesis Checking 1641 2996
114 arc033_3 C. データ構造 1641 2225
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 2297
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 4540
119 abl_e E. Replace Digits 1706 2050
120 abc179_f F. Simplified Reversi 1713 2897
121 apc001_d D. Forest 1719 1785
122 arc074_b D. 3N Numbers 1730 4608
123 agc053_b B. Taking the middle 1755 1362
124 abc253_f F. Operations on a Matrix 1756 2422
125 abc254_f F. Rectangle GCD 1764 2594
126 abc279_f F. BOX 1777 2399
127 abc332_f F. Random Update Query 1786 2177
128 abc339_g G. Smaller Sum 1792 2423
129 abc357_f F. Two Sequence Queries 1793 2842
130 abc322_f F. Vacation Query 1806 2392
131 agc005_b B. Minimum Sum 1828 3858
132 abc186_f F. Rook on Grid 1833 2381
133 arc069_c E. Frequency 1835 1998
134 abc128_e E. Roadwork 1840 3482
135 abc140_e E. Second Sum 1873 3142
136 arc026_3 C. 蛍光灯 1930 979
137 abc131_f F. Must Be Rectangular! 1937 2652
138 jsc2021_f F. Max Matrix 1954 1128
139 abc127_f F. Absolute Minima 2003 2909
140 arc039_c C. 幼稚園児高橋君 2004 676
141 abc181_f F. Silver Woods 2009 2052
142 arc112_d D. Skate 2028 1606
143 abc256_f F. Cumulative Cumulative Cumulative Sum 2067 1972
144 abc428_f F. Pyramid Alignment 2073 499
145 abc237_g G. Range Sort Query 2088 1642
146 arc035_d D. 高橋くんとマラソンコース 2173 437
147 arc076_c E. Connected? 2180 1612
148 arc036_d D. 偶数メートル 2227 761
149 arc088_c E. Papple Sort 2231 1451
150 arc017_4 D. ARCたんクッキー 2244 413
151 arc047_c C. N!÷K番目の単語 2262 454
152 arc080_c E. Young Maids 2277 1586
153 abc177_f F. I hate Shortest Path Problem 2291 1388
154 nikkei2019_qual_e E. Weights on Vertices and Edges 2294 829
155 arc068_c E. Snuke Line 2307 1931
156 abc136_f F. Enclosed Points 2334 1503
157 abc211_f F. Rectilinear Polygons 2350 819
158 donuts_2015_4 D. ドーナツの箱詰め 2383 197
159 mujin_pc_2016_d D. Parenthesis Sequence 2404 304
160 arc043_c C. 転倒距離 2409 357
161 arc008_4 D. タコヤキオイシクナール 2430 1007
162 abc255_h Ex. Range Harvest Query 2430 805
163 arc140_d D. One to One 2443 877
164 cf_2015_morning_hard_b D. 立方体とペンキ 2456 156
165 arc023_4 D. GCD区間 2511 464
166 agc002_d D. Stamp Rally 2514 3115
167 abc256_h Ex. I like Query Problem 2531 885
168 arc081_d F. Flip and Rectangles 2608 1198
169 arc076_d F. Exhausted? 2819 1246
170 arc065_c E. Manhattan Compass 2835 769
171 arc025_4 D. コンセント 2863 77
172 abc266_h Ex. Snuke Panic (2D) 2865 356
173 arc049_d D. すわっぷしまーす 2988 66
174 arc054_d D. バブルソート 3095 63
175 agc023_f F. 01 on Tree 3148 1688
176 arc030_4 D. グラフではない 3246 146
177 agc028_e E. High Elements 4123 447
178 typical90_aa 027. Sign Up Requests （★2） null 9215
179 typical90_bi 061. Deck（★2） null 7186
180 typical90_l 012. Red Painting（★4） null 6258
181 practice2_a A. Disjoint Set Union null 6195
182 unionfind_a B. Union Find null 5505
183 practice2_b B. Fenwick Tree null 4241
184 typical90_ac 029. Long Bricks（★5） null 3251
185 chokudai_S001_h H. LIS null 2580
186 practice2_j J. Segment Tree null 2210
187 chokudai_S001_j J. 転倒数 null 2181
188 typical90_bp 068. Paired Information（★5） null 1955
189 tessoku_book_bf A58. RMQ (Range Maximum Queries) null 1949
190 chokudai_S002_f F. 種類数 α null 1750
191 past202004_f F. Tasking null 1704
192 code_thanks_festival_2017_c C. Factory null 1658
193 practice2_k K. Range Affine Range Sum null 1479
194 typical90_q 017. Crossing Segments（★7） null 1355
195 practice2_l L. Lazy Segment Tree null 1165
196 past202010_f F. 構文解析 null 999
197 past202104_e E. Third from Front null 797
198 nikkei2019_final_d D. Deforestation null 792
199 past202004_l L. Lexicographically Minimum null 750
200 joisc2007_fiber fiber. 光ファイバー (Fiber) null 733
201 past202005_k K. Moving Containers null 655
202 joi2010ho_c C. つらら null 614
203 typical90_ck 089. Partitions and Inversions（★7） null 598
204 past202005_l L. Supamarket null 579
205 joisc2008_origami origami. 折り紙 (Origami) null 542
206 bitflyer2018_final_c C. 部分文字列と括弧 null 495
207 past202004_n N. Building Construction null 477
208 dwango2017qual_d D. ネタだけ食べたい寿司 null 448
209 past202107_l L. Multiple Min Query null 413
210 codefestival_2015_final_d D. 足ゲームII null 398
211 cpsco2019_s1_e E. Exclusive OR Queries null 387
212 code_festival_2018_final_e E. Tough Journey null 353
213 joisc2008_typhoon typhoon. 台風 (Typhoon) null 352
214 joisc2011_bookshelf bookshelf. 本棚 (Bookshelf) null 342
215 past202012_n N. Travel Agency null 335
216 s8pc_2_h H. Counting 1's null 335
217 iroha2019_day3_e E. 「く」 null 332
218 joi2009ho_e E. 認証レベル null 320
219 joisc2016_d D. 雇用計画 null 310
220 indeednow_2015_finalb_e E. Line up! null 310
221 nikkei2019_2_final_c C. Largest N null 278
222 joi2011ho5 E. 微生物実験 (Bug Party) null 271
223 joig2023_e E. 運河 (Canal) null 268
224 past202112_m M. Deadnames null 267
225 cpsco2019_s1_f F. Fruits in Season null 251
226 joisc2012_fortune_telling fortune_telling. 占い null 242
227 ddcc2019_final_d D. DISCO! null 233
228 tkppc4_1_k K. 天使と宿題 null 216
229 soundhound2018_summer_final_d D. Propagating Edges null 213
230 past202107_n N. Monochrome Design null 206
231 joisc2019_a A. 試験 (Examination) null 204
232 tkppc4_2_e E. 引きこもり null 200
233 joisc2019_d D. ふたつのアンテナ (Two Antennas) null 190
234 joi2013ho5 5. バブルソート (Bubble Sort) null 183
235 joisc2019_j J. ケーキの貼り合わせ (Cake 3) null 165
236 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 163
237 kupc2014_c C. 占い null 159
238 pakencamp_2019_day3_e E. 大きなクリスマスプレゼント null 158
239 soundhound2018_summer_final_e E. Hash Swapping null 142
240 joi2016ho_e E. 断層 (Geologic Fault) null 139
241 k4pc_c C. 山登り(Mountain Climbing) null 135
242 wupc_07 G. だるま落とし null 134
243 jsc2019_final_c C. Maximize Minimum null 130
244 joi2015ho_e E. 城壁 (Rampart) null 127
245 tkppc4_1_n N. multiple null 123
246 joisc2013_construction 1. 建設事業 (Construction Project) null 118
247 tenka1_2016_qualB_d D. 天下一数列にクエリを投げます null 116
248 nikkei2019_2_final_e E. Notorious B.I.T. null 102
249 joisc2019_i I. 時をかけるビ太郎 (Bitaro, who Leaps through Time) null 98
250 joisc2012_copypaste copypaste. コピー＆ペースト null 86
251 joisc2013_spaceships 3. 宇宙船 (Spaceships) null 84
252 yahoo_procon2019_final_d D. Dangerous Hopscotch null 84
253 jsc2019_final_e E. Nearest String null 78
254 jag2018summer_day2_d D. Knapsack And Queries null 78
255 iroha2019_day2_j J. ライ麦畑で待ちながら null 73
256 joisc2009_starry_sky starry_sky. 星空 (Starry Sky) null 71
257 joisc2011_apples apples. リンゴの出荷 (Apples) null 69
258 yahoo_procon2019_final_c C. Checkered Stamps null 69
259 gigacode_2019_f F. クローゼットの配置 null 57
260 icpc2015autumn_h H. Donut Decoration null 57
261 pakencamp_2019_day3_f F. クリスマス飾り2 null 51
262 wupc2019_i I. Ramen null 49
263 pakencamp_2019_day3_g G. プレゼント配り2 null 14