Technique

# ID Name Difficulty Solver
1 abc171_b B. Mix Juice -765 20831
2 abc317_b C. MissingNo. -764 14771
3 abc336_b D. CTZ -683 14747
4 abc242_b D. Minimize Ordering -478 15862
5 abc311_b C. Vacation Together -312 15045
6 abc256_b C. Batters -227 11948
7 abc328_b C. 11/11 -213 13272
8 abc165_b B. 1% -200 20490
9 abc257_b C. 1D Pawn -194 11294
10 abc207_b B. Hydrate -161 13487
11 abc318_b C. Overlapping sheets -152 15984
12 abc220_c E. Long Sequence -86 16693
13 abc294_c E. Merge Sequences -59 11626
14 abc141_c C. Attack Survival -35 16362
15 abc134_c C. Exception Handling -31 16282
16 abc216_c E. Many Balls -6 14176
17 abc247_c E. 1 2 1 3 1 2 1 5 14783
18 tenka1_2012_qualA_1 A. 算盤の書 8 2108
19 abc203_c C. Friends and Travel costs 54 13198
20 abc215_c E. One More aab aba baa 76 13769
21 abc273_b C. Broken Rounding 77 10297
22 abc202_c C. Made Up 130 14685
23 tenka1_2013_qualB_a A. 天下一人力比較 147 1803
24 abc228_c F. Final Day 149 10830
25 arc124_a A. LR Constraints 149 3983
26 arc120_a A. Max Add 183 4510
27 abc127_c C. Prison 194 17103
28 abc219_c E. Neo-lexicographic Ordering 227 10922
29 abc166_c C. Peaks 233 17509
30 abc279_c E. RANDOM 246 9659
31 abc151_c C. Welcome to AtCoder 327 14712
32 abc246_c F. Coupon 330 11702
33 ddcc2020_qual_b B. Iron Bar Cutting 350 6387
34 abc210_c C. Colorful Candies 357 11760
35 abc222_c E. Swiss-System Tournament 366 9521
36 abc357_c F. Sierpinski carpet 370 11410
37 abc194_c C. Squared Error 386 12770
38 abc186_d D. Sum of difference 436 12943
39 arc126_a A. Make 10 465 4187
40 abc213_c F. Reorder Cards 481 12209
41 abc154_d D. Dice in Line 485 13721
42 arc104_b B. DNA Sequence 487 7759
43 abc171_d D. Replacing 498 14444
44 abc267_c F. Index × A(Continuous ver.) 524 9968
45 abc256_d G. Union of Interval 546 8857
46 abc278_d G. All Assign Point Add 559 8656
47 arc130_b B. Colorful Lines 576 3339
48 abc275_d G. Yet Another Recursive Function 606 9233
49 arc107_b B. Quadruple 633 5546
50 arc098_a C. Attention 635 12578
51 abc183_d D. Water Heater 662 10451
52 abc122_c C. GeT AC 700 13876
53 abc182_d D. Wandering 701 9602
54 abc233_d G. Count Interval 726 9148
55 abc229_d G. Longest X 745 8707
56 abc167_d D. Teleporter 754 13547
57 abc337_d G. Cheating Gomoku Narabe 760 7763
58 abc225_d G. Play Train 778 7874
59 arc013_2 B. 引越しできるかな? 788 2633
60 abc294_e H. 2xN Grid 792 6183
61 abc136_d D. Gathering Children 794 11082
62 arc009_2 B. おとぎの国の高橋君 830 2643
63 abc221_d G. Online games 832 8705
64 abc353_d G. Another Sigma Problem 844 8556
65 arc042_a A. 掲示板 861 3083
66 abc130_d D. Enough Array 865 12178
67 abc113_c C. ID 878 10129
68 abc252_d G. Distinct Trio 884 8378
69 abc037_c C. 総和 915 6717
70 abc172_c C. Tsundoku 930 12454
71 abc188_d D. Snuke Prime 933 9017
72 abc295_d G. Three Days Ago 939 8648
73 arc035_b B. アットコーダー王国のコンテスト事情 949 2463
74 abc036_c C. 座圧 956 5848
75 abc163_d D. Sum of Large Numbers 960 10557
76 agc002_b B. Box and Ball 981 6161
77 abc386_d G. Diagonal Separation 996 5577
78 abc278_e H. Grid Filling 996 5370
79 agc011_b B. Colorful Creatures 998 5003
80 abc334_c E. Socks 2 1030 6763
81 abc367_d G. Pedometer 1037 7153
82 agc023_a A. Zero-Sum Ranges 1038 7015
83 abc035_c C. オセロ 1096 5459
84 nikkei2019_qual_c C. Different Strokes 1136 4598
85 abc246_d G. 2-variable Function 1148 7968
86 arc109_c C. Large RPS Tournament 1157 3542
87 abc297_e H. Kth Takoyaki Set 1176 6287
88 arc026_2 B. 完全数 1199 3347
89 abc089_d D. Practical Skill Test 1220 5190
90 abc338_d G. Island Tour 1234 5053
91 abc032_c C. 列 1244 6182
92 abc241_e H. Putting Candies 1248 5343
93 abc247_e H. Max Min 1256 5661
94 tokiomarine2020_c C. Lamps 1274 3949
95 abc014_3 C. AtColor 1276 6329
96 abc242_d G. ABC Transform 1286 5595
97 tenka1_2013_qualB_b B. 天下一後入れ先出しデータ構造 1286 1242
98 arc048_b B. AtCoderでじゃんけんを 1290 1869
99 abc106_d D. AtCoder Express 2 1319 6323
100 abc281_e H. Least Elements 1334 4850
101 arc119_c C. ARC Wrecker 2 1354 2882
102 abc187_e E. Through Path 1358 5428
103 arc025_2 B. チョコレート 1369 1756
104 abc367_e H. Permute K times 1370 5243
105 arc126_b B. Cross-free Matching 1370 2654
106 abc037_d D. 経路 1377 3015
107 abc080_d D. Recording 1383 4191
108 abc279_e H. Cheating Amidakuji 1390 3601
109 abc153_f F. Silver Fox vs Monster 1393 5309
110 arc022_2 B. 細長いお菓子 1395 3030
111 arc098_b D. Xor Sum 2 1404 7363
112 abc184_f F. Programming Contest 1423 6099
113 abc272_e H. Add and Mex 1434 4377
114 abc005_4 D. おいしいたこ焼きの焼き方 1447 3436
115 abc105_d D. Candy Distribution 1458 5557
116 arc120_c C. Swaps 2 1478 2590
117 abc123_d D. Cake 123 1489 6386
118 arc045_b B. ドキドキデート大作戦高橋君 1526 1819
119 abc018_3 C. 菱型カウント 1553 2425
120 abc001_4 D. 感雨時刻の整理 1565 3828
121 tenka1_2014_qualA_b B. かぶりん! 1576 802
122 abc183_f F. Confluence 1586 4219
123 abc440_e E. Cookies 1603 2962
124 abc017_3 C. ハイスコア 1607 3053
125 arc017_3 C. 無駄なものが嫌いな人 1625 2070
126 abc351_e H. Jump Distance Sum 1627 3722
127 abc271_f I. XOR on Grid Path 1669 3607
128 abc377_e H. Permute K times 2 1685 2953
129 abc335_f I. Hop Sugoroku 1690 3307
130 abc204_e E. Rush Hour 2 1710 3053
131 abc018_4 D. バレンタインデー 1711 2132
132 abc339_f I. Product Equality 1716 3350
133 arc138_c C. Rotate and Play Game 1728 1858
134 abc013_4 D. 阿弥陀 1730 1975
135 arc071_c E. TrBBnsformBBtion 1739 2351
136 abc203_e E. White Pawn 1750 2692
137 abc023_c C. 収集王 1752 2488
138 abc293_g G. Triple Index 1753 3108
139 abc146_e E. Rem of Sum is Num 1762 3746
140 abc249_f I. Ignore Operations 1786 2683
141 arc089_b D. Checker 1797 2924
142 agc008_b B. Contiguous Repainting 1822 2942
143 abc242_g G. Range Pairing Query 1828 3049
144 agc026_c C. String Coloring 1836 2451
145 abc188_f F. +1-1x2 1865 3296
146 abc326_f I. Robot Rotation 1870 2320
147 agc010_b B. Boxes 1892 2709
148 arc014_4 D. grepマスター 1904 690
149 arc136_d D. Without Carry 1908 1984
150 abc336_f I. Rotation Puzzle 2018 1519
151 arc101_b D. Median of Medians 2073 3169
152 arc077_c E. guruguru 2117 1820
153 abc342_f I. Black Jack 2141 1521
154 arc020_3 C. A mod B Problem 2141 740
155 arc060_c E. Tak and Hotels 2154 2693
156 tokiomarine2020_d D. Knapsack Queries on a tree 2158 1323
157 arc003_4 D. シャッフル席替え 2194 559
158 dwango2016qual_d D. 庭園 2233 266
159 abc238_g G. Cubic? 2254 1757
160 abc143_f F. Distinct Numbers 2277 1706
161 abc212_f I. Greedy Takahashi 2332 1413
162 arc027_4 D. ぴょんぴょんトレーニング 2474 182
163 abc168_f F. . (Single Dot) 2478 909
164 arc024_4 D. バス停 2496 198
165 arc119_e E. Pancakes 2502 789
166 code_festival_morning_hard_c C. 宝探し 2 2521 104
167 code_formula_2014_final_h H. 平和協定 2726 99
168 arc067_d F. Yakiniku Restaurants 2729 1565
169 abc212_h H. Nim Counting 2741 922
170 acl1_d D. Keep Distances 2764 433
171 agc044_c C. Strange Dance 2889 907
172 agc011_d D. Half Reflector 2931 921
173 agc003_e E. Sequential operations on Sequence 2983 1503
174 agc003_f F. Fraction of Fractal 3344 977
175 arc070_c E. NarrowRectangles 3365 908
176 arc072_d F. Dam 3414 706
177 arc063_d F. Snuke's Coloring 2 3688 587
178 typical90_d 004. Cross Sum(★2) null 17227
179 typical90_j 010. Score Sum Queries(★2) null 13153
180 typical90_n 014. We Used to Sing a Song Together(★3) null 10081
181 past201912_c C. The Third null 7936
182 typical90_bo 067. Base 8 to 9(★2) null 6954
183 typical90_ar 044. Shift and Swapping(★3) null 6656
184 math_and_algorithm_al 041. Convenience Store 2 null 6012
185 typical90_ab 028. Cluttered Paper(★4) null 5786
186 past201912_d D. Duplicated? null 5533
187 typical90_ah 034. There are few types of elements(★4) null 5407
188 typical90_bx 076. Cake Cut(★3) null 5233
189 typical90_bl 064. Uplift(★3) null 5209
190 typical90_bf 058. Original Calculator(★4) null 4519
191 past201912_e E. Restore null 4486
192 joi2008ho_c C. ダーツ null 3878
193 typical90_aj 036. Max Manhattan Distance(★5) null 3772
194 nikkei2019_final_a A. Abundant Resources null 3650
195 tessoku_book_cl B13. Supermarket 2 null 3157
196 typical90_ay 051. Typical Shop(★5) null 3086
197 past202004_c C. Landslide null 2745
198 joisc2014_c C. 歴史の研究 null 2743
199 judge_update_202004_b B. Picking Balls null 2560
200 typical90_cc 081. Friendly Group(★5) null 2548
201 past202005_e E. Sprinklers null 2545
202 past201912_h H. Bulk Selling null 2370
203 joi2010ho_a A. 旅人 null 2347
204 joi2007ho_a A. 最大の和 null 2146
205 bitflyer2018_qual_b B. 洋菓子店 null 2081
206 typical90_e 005. Restricted Digits(★7) null 1946
207 yahoo_procon2017_qual_a A. Yahoo null 1943
208 joi2015ho_a A. 鉄道旅行 (Railroad Trip) null 1902
209 joi2011ho1 A. 惑星探査 (Planetary Exploration) null 1762
210 gigacode_2019_d D. 家の建設 null 1708
211 joi2020_yo1a_c C. マージ (Merge) null 1696
212 past202004_e E. Permutation null 1686
213 math_and_algorithm_aj 039. Snowy Days null 1656
214 joi2019_yo_b B. すごろくと駒 (Sugoroku and Pieces) null 1546
215 past202005_b B. Dynamic Scoring null 1510
216 typical90_bj 062. Paint All(★6) null 1508
217 s8pc_1_e E. 散歩 (E869120 and Path Length) null 1503
218 past202004_g G. String Query null 1481
219 fft_c C. 高速フーリエ変換 null 1434
220 kupc2019_a A. November Festival null 1307
221 joi2008yo_c C. カードゲーム null 1275
222 joi2007yo_d D. カードの並び替え null 1253
223 joi2017ho_a A. フェーン現象 (Foehn Phenomena) null 1224
224 judge_update_202004_d D. Calculating GCD null 1206
225 joi2016yo_b B. ゼッケンの交換 (Swapping Bibs) null 1194
226 joi2010yo_b B. すごろく null 1194
227 practice2_h H. Two SAT null 1192
228 dwacon2018_prelims_b B. 2525文字列分解 null 1180
229 past202004_i I. Elimination null 1173
230 past202012_d D. Leading Zeros null 1153
231 past202104_d D. K Integers Summations null 1151
232 s8pc_6_a A. E869120, who Leaps through Time null 1144
233 kupc2020_a A. Classroom Distance null 1144
234 typical90_ce 083. Colorful Graph(★6) null 1143
235 chokudai_S001_i I. 和がNの区間 null 1140
236 joi2012yo_b B. サッカー (Soccer) null 1102
237 joi2012ho4 D. 釘 (Nails) null 1096
238 code_thanks_festival_2018_c C. Pair Distance null 1095
239 joi2015yo_c C. 気象予報士 (Weather Forecaster) null 1082
240 joi2021_yo2_a A. 往復すごろく (Round Sugoroku) null 1078
241 typical90_cj 088. Similar but Different Ways(★6) null 1069
242 joi2019ho_a A. 勇者ビ太郎 (Bitaro the Brave) null 1067
243 joi2007ho_b B. 最長の階段 null 1044
244 joi2014yo_c C. 超都観光 (Super Metropolis) null 1041
245 iroha2019_day1_e E. 放課後 null 987
246 joisc2007_score score. 得点 (Score) null 986
247 jsc2019_final_a A. Equal Weight null 931
248 past202005_i I. Matrix Operations null 918
249 joi2020ho_a A. 長いだけのネクタイ (Just Long Neckties) null 910
250 joi2006yo_a A. JOI 2006 予選 問題1 null 867
251 typical90_bg 059. Many Graph Queries(★7) null 853
252 mujin_pc_2018_c C. 右折 null 850
253 joi2013yo_e E. 魚の生息範囲 (Fish) null 844
254 joisc2014_h H. JOIOJI null 823
255 joisc2007_mall mall. ショッピングモール (Mall) null 791
256 past201912_n N. Land Clearing null 787
257 past202010_i I. ピザ null 785
258 s8pc_5_a A. Sushi 2 null 696
259 joisc2010_poster poster. JOIポスター (JOI Poster) null 678
260 joi2008ho_e E. ペンキの色 null 677
261 bitflyer2018_final_b B. 交通費 null 669
262 joi2018ho_b B. 美術展 (Art Exhibition) null 663
263 iroha2019_day2_c C. 陽気な妖姫 null 652
264 cpsco2019_s3_c C. Camp Reception null 637
265 past202104_f F. Safety System null 629
266 joisc2010_contest contest. コンテスト (Contest) null 586
267 joisc2015_b B. 愉快なロゴデザイン null 539
268 joi2022_yo2_c C. 国土分割 (Land Division) null 510
269 tkppc3_c C. 新入生歓迎数列 - Easy null 493
270 joi2006yo_c C. JOI 2006 予選 問題3 null 462
271 bcu30_2019_a A. Wolf Keyboard null 457
272 jag2016secretspring_b B. 豪邸と宅配便 null 426
273 tkppc4_1_f F. 不便な橋 null 419
274 relay_c C. Kode Festival null 413
275 bitflyer2018_qual_d D. ハンコ null 411
276 joi2009yo_e E. シャッフル null 408
277 tkppc2015_c C. お姉ちゃんって呼んで (Call me sister) null 403
278 donuts_live2014_1 A. 勤怠管理 null 381
279 past202012_o O. Notification null 344
280 past202005_n N. Swap and Sort null 327
281 qupc2014_c C. 案内所 null 327
282 relay2_b B. Evergrowing Tree null 327
283 tkppc2016_c C. 有給休暇(Paid Vacation) null 327
284 jag2017summer_day3_a A. Star in Parentheses null 321
285 code_thanks_festival_14_quala_e E. 儀式 null 308
286 code_thanks_festival_2015_d D. 暴露 null 304
287 indeednow_2015_finalb_b B. How are you? null 299
288 tkppc3_d D. 巨大チェスボード null 296
289 joisc2010_aplusb aplusb. 足し算 (a + b problem) null 290
290 tkppc4_1_i I. school competition 1 null 280
291 joisc2014_i I. かかし null 271
292 past202104_m M. Equal Queries null 262
293 qupc2018_e E. Treeone null 238
294 k4pc_b B. コミュニケーション能力(Communication Ability) null 225
295 donuts_live2014_3 C. ソーシャルゲーム null 217
296 kupc2012pr_4 D. A mul B Problem null 211
297 joisc2018_h H. ビ太郎のパーティー (Bitaro's Party) null 201
298 ddcc_2016_final_c C. 01文字列 null 187
299 past202212_n N. Sequence and Function null 173
300 yahoo_procon2017_final_c C. 倍数クエリ null 166
301 maximum_2013_e E. Alicia's Rare card Challenge null 116
302 maximum_2013_j J. ALPHAのならび null 110
303 dwango2017final_b B. ニワンゴくんの約数 null 109
304 tkppc4_2_f F. Segtree☆Magica null 93
305 code_thanks_festival_2015_h H. 穴あきケーキ null 86
306 kupc2012_6 F. Acceleration of Network null 86
307 joisc2019_b B. ビーバーの会合 (Meetings) null 76
308 utpc2012_08 H. 区間スケジューリングクエリ null 69
309 jsc2019_final_d D. Minimize Maximum null 68
310 wupc2019_h H. Doki Doki Programming Clubs! null 67
311 pakencamp_2019_day4_f F. イーハチはやる null 59
312 joi2006ho_e E. JOI 2006 本選 問題5 null 58
313 maximum_2013_h H. さいたまの矛盾 null 51
314 k2pc001_h5 E. 暗号化(Encipherment) null 45
315 wupc_09 I. その味は甘くて null 36
316 joisc2019_l L. 鉱物 (Minerals) null 36