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# ID Name Difficulty Solver
1 abc322_a A. First ABC 2 -992 17784
2 abc317_a A. Potions -942 12497
3 abc318_a A. Full Moon -934 16702
4 abc146_a A. Can't Wait for Holiday -805 15432
5 abc243_b B. Hit and Blow -692 13145
6 abc227_b B. KEYENCE building -634 9418
7 agc025_a A. Digits Sum -598 7096
8 abc144_b B. 81 -597 20258
9 arc105_a A. Fourtune Cookies -582 7300
10 abc326_b B. 326-like Numbers -503 12882
11 abc287_b B. Postal Card -471 10889
12 abc249_b B. Perfect String -459 11001
13 jsc2019_qual_a A. Takahashi Calendar -455 5954
14 abc274_b B. Line Sensor -449 10417
15 abc335_b B. Tetrahedral Number -416 12862
16 abc170_b B. Crane and Turtle -414 19028
17 abc342_b B. Which is ahead? -378 11434
18 abc111_b B. AtCoder Beginner Contest 111 -370 10038
19 abc078_b B. ISU -334 8440
20 arc119_a A. 119 × 2^23 + 1 -303 5217
21 abc319_b B. Measure -299 15403
22 abc307_b B. racecar -298 9894
23 abc224_b B. Mongeness -237 10473
24 abc228_b B. Takahashi's Secret -229 10212
25 abc156_c C. Rally -221 19187
26 abc129_b B. Balance -182 13303
27 abc197_b B. Visibility -170 13144
28 hhkb2020_b B. Futon -147 7510
29 abc086_b B. 1 21 -146 14321
30 sumitb2019_b B. Tax Rate -139 11906
31 abc157_b B. Bingo -128 17684
32 tenka1_2012_5 A. 孫子算経 -126 1783
33 abc285_b B. Longest Uncommon Prefix -123 9580
34 abc068_b B. Break Number -118 15160
35 hitachi2020_b B. Nice Shopping -80 8524
36 arc025_1 A. ゴールドラッシュ -80 2645
37 abc322_c C. Festival -56 14297
38 abc327_b B. A^A -54 11554
39 abc039_b B. エージェント高橋君 -54 6117
40 abc123_b B. Five Dishes 1 12888
41 abc114_b B. 754 2 12314
42 abc170_c C. Forbidden List 15 16435
43 abc295_b B. Bombs 24 9738
44 abc305_c C. Snuke the Cookie Picker 30 9174
45 abc124_c C. Coloring Colorfully 34 13830
46 abc133_b B. Good Distance 47 15262
47 abc152_c C. Low Elements 59 14763
48 abc267_b B. Split? 61 9272
49 abc325_b B. World Meeting 61 9135
50 abc160_c C. Traveling Salesman around Lake 62 18646
51 abc158_c C. Tax Increase 66 15878
52 abc177_b B. Substring 108 16086
53 abc231_c C. Counting 2 111 9982
54 abc239_c C. Knight Fork 119 9389
55 abc247_b B. Unique Nicknames 127 10207
56 abc113_b B. Palace 144 13783
57 abc265_c C. Belt Conveyor 146 9293
58 abc312_b B. TaK Code 153 8947
59 abc343_c C. 343 160 11738
60 abc087_b B. Coins 161 55184
61 abc196_c C. Doubled 202 12747
62 abc212_c C. Min Difference 205 12177
63 abc097_b B. Exponential 207 10296
64 abc333_c C. Repunit Trio 224 11107
65 abc179_c C. A x B + C 261 14934
66 arc096_a C. Half and Half 273 15825
67 abc182_c C. To 3 274 11966
68 arc106_a A. 106 277 7144
69 abc263_c C. Monotonically Increasing 282 8525
70 abc012_3 C. 九九足し算 284 5752
71 abc224_c C. Triangle? 286 8901
72 arc090_a C. Candies 300 12065
73 abc225_c C. Calendar Validator 318 8036
74 abc183_c C. Travel 329 11117
75 arc004_1 A. 2点間距離の最大値 ( The longest distance ) 330 8566
76 abc079_c C. Train Ticket 331 14458
77 abc145_c C. Average Length 335 15041
78 abc255_b B. Light It Up 348 8875
79 aising2020_c C. XYZ Triplets 377 8502
80 abc289_c C. Coverage 396 8019
81 abc207_c C. Many Segments 397 9307
82 arc082_a C. Together 407 11515
83 abc096_c C. Grid Repainting 2 407 11174
84 abc264_d D. "redocta".swap(i,i+1) 414 8022
85 abc150_c C. Count Order 422 16029
86 arc086_a C. Not so Diverse 430 11522
87 abc293_c C. Make Takahashi Happy 431 8767
88 abc057_b B. Checkpoints 434 9815
89 abc201_c C. Secret Number 439 10375
90 cf17_final_a A. AKIBA 439 3424
91 keyence2019_b B. KEYENCE String 446 6218
92 abc157_c C. Guess The Number 456 13024
93 arc121_a A. 2nd Greatest Distance 459 4167
94 abc190_c C. Bowls and Dishes 472 11256
95 indeednow_2015_qualb_2 B. 高橋くんと文字列操作 491 1925
96 arc039_a A. A - B problem 494 2906
97 abc258_b B. Number Box 511 8365
98 abc338_c C. Leftover Recipes 513 7917
99 abc249_c C. Just K 528 7845
100 diverta2019_b B. RGB Boxes 538 7544
101 abc226_c C. Martial artist 539 7894
102 abc277_c C. Ladder Takahashi 540 7999
103 arc029_1 A. 高橋君とお肉 549 6418
104 agc004_a A. Divide a Cuboid 558 6740
105 abc085_c C. Otoshidama 584 44161
106 abc029_c C. Brute-force Attack 584 6109
107 arc013_1 A. 梱包できるかな？ 585 2817
108 abc133_c C. Remainder Minimization 2019 592 12961
109 abc167_c C. Skill Up 595 14338
110 abc334_d D. Reindeer and Sleigh 602 7053
111 abc233_c C. Product 604 8311
112 abc317_c C. Remembering the Days 604 7789
113 arc079_a C. Cat Snuke and a Voyage 609 9577
114 abc270_c C. Simple path 625 7411
115 abc319_d D. Minimum Width 631 9553
116 abc040_b B. □□□□□ 640 5784
117 abc173_c C. H and V 653 12268
118 abc285_d D. Change Usernames 663 6098
119 abc241_c C. Connect 6 664 8156
120 abc305_d D. Sleep Log 671 6220
121 abc232_c C. Graph Isomorphism 685 6327
122 code_festival_final_c C. N進数 685 1940
123 abc143_d D. Triangles 686 10507
124 abc227_c C. ABC conjecture 692 7173
125 abc327_d D. Good Tuple Problem 709 6912
126 abc213_d D. Takahashi Tour 710 8861
127 arc078_a C. Splitting Pile 710 8858
128 arc059_a C. Be Together 712 11375
129 abc205_d D. Kth Excluded 713 8058
130 abc144_d D. Water Bottle 714 9276
131 abc312_c C. Invisible Hand 727 7271
132 arc122_b B. Insurance 729 3195
133 abc146_c C. Buy an Integer 741 12257
134 arc114_a A. Not coprime 750 4477
135 abc211_d D. Number of Shortest paths 755 7775
136 abc162_d D. RGB Triplets 757 11227
137 abc264_c C. Matrix Reducing 758 6439
138 abc299_d D. Find by Query 763 6101
139 abc051_b B. Sum of Three Integers 784 16124
140 abc255_d D. ±1 Operation 2 788 6696
141 abc248_d D. Range Count Query 793 7480
142 abc217_d D. Cutting Woods 802 8786
143 abc168_d D. .. (Double Dots) 804 10686
144 abc128_c C. Switches 805 13505
145 abc026_c C. 高橋君の給料 820 4830
146 arc103_a C. /\/\/\/ 826 9708
147 abc341_d D. Only one of two 829 7362
148 sumitb2019_d D. Lucky PIN 838 9709
149 abc320_c C. Slot Strategy 2 (Easy) 851 6611
150 abc235_d D. Multiply and Rotate 862 6511
151 abc206_d D. KAIBUNsyo 879 7335
152 abc311_d D. Grid Ice Floor 885 6005
153 abc038_c C. 単調増加 894 5714
154 abc324_d D. Square Permutation 895 6133
155 abc015_3 C. 高橋くんのバグ探し 912 4406
156 tenka1_2019_c C. Stones 944 5953
157 arc101_a C. Candles 947 8605
158 agc016_a A. Shrinking 951 5216
159 abc151_d D. Maze Master 959 8855
160 abc351_d D. Grid and Magnet 974 null
161 abc147_c C. HonestOrUnkind2 977 9871
162 abc161_d D. Lunlun Number 991 10537
163 abc218_c C. Shapes 1012 6311
164 abc304_d D. A Piece of Cake 1015 4865
165 abc007_3 A. 幅優先探索 1024 12204
166 diverta2019_2_b B. Picking Up 1026 4474
167 abc284_e E. Count Simple Paths 1043 5730
168 abc114_c C. 755 1045 9300
169 abc152_d D. Handstand 2 1045 8163
170 abc276_e E. Round Trip 1058 4742
171 abc240_e E. Ranges on Tree 1068 4261
172 abc317_e E. Avoid Eye Contact 1085 4609
173 abc115_d D. Christmas 1088 5858
174 arc061_a C. Many Formulas 1089 13263
175 arc100_a C. Linear Approximation 1089 8646
176 arc084_a C. Snuke Festival 1096 10275
177 abc182_e E. Akari 1098 5465
178 agc034_b B. ABC 1101 4543
179 panasonic2020_d D. String Equivalence 1102 5497
180 arc031_2 B. 埋め立て 1106 6075
181 abc348_d D. Medicines on Grid 1108 4789
182 abc319_c C. False Hope 1111 4927
183 abc273_d D. LRUD Instructions 1119 4246
184 abc080_c C. Shopping Street 1130 5736
185 arc034_2 B. 方程式 1132 2364
186 abc165_c C. Many Requirements 1136 9610
187 abc124_d D. Handstand 1138 6475
188 abc112_c C. Pyramid 1147 7415
189 abc006_3 C. スフィンクスのなぞなぞ 1158 5146
190 tenka1_2017_c C. 4/N 1158 4535
191 abc305_e E. Art Gallery on Graph 1158 4364
192 agc033_a A. Darker and Darker 1159 6173
193 abc198_e E. Unique Color 1161 5213
194 arc058_a C. Iroha's Obsession 1174 11933
195 abc332_d D. Swapping Puzzle 1175 4095
196 abc236_d D. Dance 1190 5681
197 abc181_e E. Transformable Teacher 1193 4826
198 arc118_b B. Village of M People 1196 2556
199 indeednow_2015_quala_3 C. 説明会 1200 1671
200 abc254_e E. Small d and k 1202 4774
201 abc257_d D. Jumping Takahashi 2 1203 4528
202 abc270_e E. Apple Baskets on Circle 1211 4296
203 abc200_d D. Happy Birthday! 2 1217 5476
204 abc198_d D. Send More Money 1224 4825
205 abc174_e E. Logs 1227 7428
206 arc083_a C. Sugar Water 1255 5836
207 abc138_e E. Strings of Impurity 1257 5527
208 m_solutions2019_d D. Maximum Sum of Minimum 1267 3003
209 arc054_b B. ムーアの法則 1269 3648
210 abc339_d D. Synchronized Players 1276 4177
211 abc196_d D. Hanjo 1277 4989
212 donuts_2015_2 B. Tokyo 7th シスターズ 1297 1124
213 abc268_d D. Unique Username 1309 3852
214 arc018_2 B. 格子点と整数 1330 2009
215 abc100_d D. Patisserie ABC 1331 5273
216 abc099_d D. Good Grid 1345 4055
217 abc119_c C. Synthetic Kadomatsu 1346 6298
218 abc119_d D. Lazy Faith 1346 4869
219 abc128_d D. equeue 1354 6135
220 abc326_d D. ABC Puzzle 1371 3526
221 abc224_d D. 8 Puzzle on Graph 1376 3989
222 arc007_3 C. 節約生活 1386 1437
223 cf17_final_c C. Time Gap 1390 1998
224 abc104_c C. All Green 1393 7140
225 agc020_b B. Ice Rink Game 1404 3178
226 abc026_d D. 高橋君ボール1号 1406 3021
227 code_formula_2014_qualB_c C. 仲良し文字列 1406 902
228 abc002_4 D. 派閥 1418 7618
229 abc184_e E. Third Avenue 1418 4591
230 abc345_d D. Tiling 1419 3318
231 abc305_f F. Dungeon Explore 1420 2796
232 abc213_e E. Stronger Takahashi 1423 4269
233 abc192_d D. Base n 1425 5305
234 abc302_f F. Merge Set 1430 3014
235 abc144_e E. Gluttony 1449 4704
236 abc159_e E. Dividing Chocolate 1450 4555
237 arc090_b D. People on a Line 1452 5079
238 abc148_f F. Playing Tag on Tree 1457 3932
239 abc075_d D. Axis-Parallel Rectangle 1470 3939
240 arc073_b D. Simple Knapsack 1477 4422
241 abc020_c C. 壁抜け 1477 2530
242 agc041_b B. Voting Judges 1486 2434
243 zone2021_c C. MAD TEAM 1497 3279
244 arc005_3 C. 器物損壊！高橋君 1503 3407
245 abc133_e E. Virus Tree 2 1505 4427
246 arc049_b B. 高橋ノルム君 1511 1451
247 abc292_f F. Regular Triangle Inside a Rectangle 1522 2614
248 arc075_b D. Widespread 1544 4790
249 abc034_d D. 食塩水 1549 2592
250 abc203_d D. Pond 1622 4123
251 agc017_b B. Moderate Differences 1627 2579
252 abc227_d D. Project Planning 1643 3727
253 abc031_d D. 語呂合わせ 1688 1473
254 abc219_e E. Moat 1690 2287
255 exawizards2019_c C. Snuke the Wizard 1709 2203
256 abc116_d D. Various Sushi 1712 3084
257 abc281_f F. Xor Minimization 1714 2469
258 codefestival_2015_qualA_d D. 壊れた電車 1723 1205
259 arc165_c C. Social Distance on Graph 1743 1403
260 dwacon5th_prelims_c C. k-DMC 1747 1507
261 abc218_f F. Blocked Roads 1753 2881
262 discovery_2016_final_b B. DDPC特別ビュッフェⅡ 1773 535
263 arc100_b D. Equal Cut 1801 3544
264 abc343_e E. 7x7x7 1802 2314
265 abc211_e E. Red Polyomino 1823 2260
266 arc037_c C. 億マス計算 1824 1984
267 arc050_b B. 花束 1838 2151
268 abc023_d D. 射撃王 1843 4730
269 abc155_d D. Pairs 1845 3405
270 abc215_f F. Dist Max 2 1853 2440
271 agc014_c C. Closed Rooms 1863 1846
272 arc094_b D. Worst Case 1869 2328
273 arc012_3 C. 五目並べチェッカー 1873 790
274 abc241_f F. Skate 1888 1969
275 abc236_e E. Average and Median 1893 2781
276 abc187_f F. Close Group 1895 2511
277 aising2019_d D. Nearest Card Game 1898 1082
278 abc149_e E. Handshake 1905 2696
279 tenka1_2012_7 C. 席が足りない 1936 348
280 arc098_c E. Range Minimum Queries 1951 1833
281 arc003_3 C. 暗闇帰り道 1972 855
282 arc006_4 D. アルファベット探し 1973 734
283 arc075_c E. Meaningful Mean 1979 2450
284 arc099_b D. Snuke Numbers 2001 2259
285 code_formula_2014_final_e E. ab文字列 2092 234
286 mujin_pc_2016_c C. Orange Graph 2093 518
287 agc029_c C. Lexicographic constraints 2103 1433
288 abc229_g G. Longest Y 2121 1151
289 abc345_f F. Many Lamps 2157 1045
290 arc021_3 C. 増築王高橋君 2164 653
291 digitalarts_3 C. Chokutter 2179 282
292 arc015_3 C. 変わった単位 2185 540
293 arc092_b D. Two Sequences 2207 2367
294 arc116_e E. Spread of Information 2236 978
295 abc130_f F. Minimum Bounding Box 2240 1265
296 arc060_b D. Digit Sum 2261 2818
297 tenka1_2018_e E. Equilateral 2459 443
298 arc005_4 D. 連射王高橋君 2487 148
299 dwango2015_prelims_4 D. タクシー 2495 108
300 arc079_d F. Namori Grundy 2636 767
301 arc016_4 D. 軍艦ゲーム 2683 259
302 tenka1_2017_e E. CARtesian Coodinate 2703 398
303 tenka1_2013_qualA_e E. 天下一ジグソーパズル 2800 33
304 arc032_4 D. アットコーダーモンスターズ 2861 118
305 dwacon5th_prelims_d D. Square Rotation 2875 207
306 cf_2015_morning_hard_h D. ありんこ 2944 50
307 arc041_d D. 辺彩色 2958 160
308 arc088_d F. Christmas Tree 2983 404
309 agc006_d D. Median Pyramid Hard 3054 1732
310 exawizards2019_f F. More Realistic Manhattan Distance 3140 106
311 arc040_d D. カクカク塗り 3166 85
312 arc092_d F. Two Faced Edges 3351 762
313 arc117_f F. Gateau 3378 334
314 agc032_e E. Modulo Pairing 3402 672
315 agc040_d D. Balance Beam 3452 273
316 abc105_b B. Cakes and Donuts null 12405
317 typical90_b 002. Encyclopedia of Parentheses（★3） null 10370
318 typical90_a 001. Yokan Party（★4） null 9459
319 dfs_a A. 深さ優先探索 null 9313
320 typical90_g 007. CP Classes（★3） null 8331
321 typical90_p 016. Minimum Coins（★3） null 6731
322 pakencamp_2019_day3_c C. カラオケ null 5738
323 typical90_bc 055. Select 5（★2） null 5641
324 typical90_at 046. I Love 46（★3） null 5023
325 typical90_af 032. AtCoder Ekiden（★3） null 4917
326 arc001_2 B. リモコン null 4040
327 joi2011yo_e E. チーズ (Cheese) null 3708
328 joi2008yo_d D. 星座探し null 3279
329 joi2008yo_e E. おせんべい null 3058
330 typical90_br 070. Plant Planning（★4） null 2985
331 joi2009ho_b B. ピザ null 2972
332 typical90_bk 063. Monochromatic Subgrid（★4） null 2812
333 joi2007ho_c C. 最古の遺跡 null 2768
334 s8pc_4_b B. Buildings are Colorful! null 2572
335 typical90_bt 072. Loop Railway Plan（★4） null 2550
336 joi2009yo_d D. 薄氷渡り null 2372
337 past201912_g G. Division null 2297
338 past202004_d D. String Match null 1982
339 joi2012yo_e E. イルミネーション (Illumination) null 1685
340 arc001_3 C. パズルのお手伝い null 1592
341 typical90_ch 086. Snuke's Favorite Arrays（★5） null 1533
342 typical90_ci 087. Chokudai's Demand（★5） null 1482
343 ddcc2018_qual_b B. チップ・ストーリー　～漆黒編～ null 1453
344 judge_update_202004_c C. Numbering Blocks null 1351
345 ttpc2019_a A. Next TTPC null 1323
346 typical90_bb 054. Takahashi Number（★6） null 1270
347 joi2020_yo2_a A. ポスター (Poster) null 1197
348 nikkei2019ex_b B. 二乗 null 1197
349 joi2017yo_b B. ポイントカード (Point Card) null 1163
350 typical90_y 025. Digit Product Equation（★7） null 1155
351 joi2017yo_c C. 休憩スペース (Refreshment Area) null 1086
352 code_thanks_festival_2017_b B. Concatenated Palindrome null 1039
353 joi2018_yo_c C. 幹線道路 (Trunk Road) null 1028
354 past202005_g G. Gold General Goes on the Grid null 1028
355 joi2016yo_c C. ロシアの旗 (Russian Flag) null 990
356 past202010_e E. アナグラム null 921
357 joi2010yo_c C. パーティー null 916
358 past201912_m M. Auto Choice null 890
359 past202010_d D. 分身 null 888
360 nikkei2019_2_final_a A. Count Triplets null 888
361 past202010_g G. 村整備 null 877
362 joi2013yo_c C. 看板 (Signboard) null 845
363 cpsco2019_s1_c C. Coins null 833
364 joi2019_yo_d D. 日本沈没 (Japan Sinks) null 822
365 cpsco2019_s3_a A. ASOKO null 813
366 bitflyer2018_qual_c C. 徒歩圏内 null 798
367 past202005_j J. Sushi-go-round null 791
368 past202012_f F. Dangerous Chemicals null 711
369 cf_2015_morning_easy_a A. ヘイホー君と加算 null 711
370 past202010_h H. マス目のカット null 707
371 ddcc_2016_final_a A. 正方形のチップ null 698
372 nikkei2019_final_c C. Come Together null 689
373 tkppc4_1_c C. 異世界転生 null 687
374 ddcc2017_final_a A. 正方形のチップ２ null 674
375 code_festival_2018_final_c C. Telephone Charge null 651
376 past202012_g G. Snake null 647
377 s8pc_3_b B. Falling Stone Game null 625
378 past202012_e E. Stamp null 611
379 cpsco2019_s4_b B. Meeting null 597
380 past202012_h H. Conveyor null 591
381 joi2009yo_c C. 連鎖 null 582
382 joi2020ho_b B. JJOOII 2 (JJOOII 2) null 580
383 code_thanks_festival_14_quala_b B. バッジ null 579
384 code_thanks_festival_14_qualb_b B. 電卓ゲーム null 573
385 joi2014ho3 C. バームクーヘン (Baumkuchen) null 570
386 cpsco2019_s4_c C. Make a Team null 543
387 joi2014ho1 A. JOI 紋章 (JOI Emblem) null 538
388 cpsco2019_s4_d D. Boring Sequence null 536
389 code_thanks_festival_2015_c C. 集合写真 null 511
390 kupc2012_1 A. アルデンテ null 498
391 wupc2012_2 B. パスワード null 495
392 code_thanks_festival_2017_h H. Union Sets null 492
393 joi2012ho2 B. たのしいカードゲーム (Card Game is Fun) null 488
394 joi2015yo_e E. 砂の城 (Sandcastle) null 480
395 joi2018_yo_d D. 水ようかん (Mizuyokan) null 479
396 chokudai_S002_k K. 種類数 β null 477
397 otemae2019_b B. 駒 (Pieces) null 476
398 past202104_j J. Points to Cost null 473
399 gw2015_a A. 得点 null 471
400 past202104_h H. Can Can Mart null 469
401 past202109_g G. K-th element null 450
402 joig2021_d D. 展覧会 2 (Exhibition 2) null 437
403 wupc2012_3 C. 自宅からの脱出 null 396
404 pakencamp_2018_day3_c C. 竹の観察 null 391
405 code_thanks_festival_14_qualb_d D. 足ゲーム null 382
406 joisc2011_ioi ioi. 国際情報オリンピック (IOI) null 372
407 joi2017ho_c C. JOIOI 王国 (Kingdom of JOIOI) null 370
408 qupc2014_a A. 成績判定 null 366
409 pakencamp_2018_day2_c C. クリスマス飾り（Christmas Decorations） null 362
410 relay_d D. Magic Square 2 null 355
411 utpc2011_3 C. [[iwi]] null 344
412 joisc2008_cheating cheating. カンニング対策 (Cheating) null 342
413 past202012_m M. Shipping Sticks null 329
414 relay2018_b B. ロボット null 313
415 joi2018_yo_f F. L番目のK番目の数 (LthKthNumber) null 311
416 utpc2013_02 B. 13月 null 311
417 code_thanks_festival_14_quala_f F. 順位表 null 296
418 code_thanks_festival_14_qualb_e E. マスゲーム null 285
419 past202004_m M. Cafeteria null 284
420 yahoo_procon2017_final_b B. チーム決め null 281
421 jag2018summer_day2_b B. Coins null 279
422 tkppc4_2_b B. Stalker null 279
423 kupc2013_b B. ライオン null 275
424 relay2_c C. Garden null 273
425 joi2021_yo2_d D. 安全点検 (Safety Inspection) null 261
426 k2pc001_e2 B. ビットマニア(BITMANIA) null 256
427 joisc2009_pyramid pyramid. 貫きピラミッド (Pyramid) null 253
428 relay2018_c C. 積まれた本 null 243
429 joi2013ho4 4. JOIOI の塔 (Tower of JOIOI) null 218
430 bcu30_b B. 数字パズル null 214
431 code_thanks_festival_2018_h H. Median Game null 185
432 otemae2019_e E. 最悪の教頭 (Worst Head Teacher) null 182
433 s8pc_2_b B. Division 2 null 174
434 relay2018_d D. 数直線 null 169
435 tkppc4_1_j J. school competition 2 null 168
436 joisc2009_ski ski. スキー (Ski) null 158
437 joisc2018_f F. 最悪の記者 3 (Worst Reporter 3) null 147
438 wupc2012_6 F. 最後の問題 null 145
439 bcu30_2018_b B. Spring Water null 140
440 code_festival_relay_h H. アクセス頻度 null 139
441 joigsp2023_a A. ロケット打ち上げ (Rocket Launching) null 122
442 asaporo_f B. Problem where Commas Separate Digits null 107
443 tenka1_2012_final_d D. さんかく null 66
444 wtf19_d D. Distinct Boxes null 63
445 s8pc_3_e E. Circle and Many Triangles null 35
446 tkppc4_1_p P. Flip Cards null 10