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#
ID
Name
Difficulty
Solver
1
abc353_a
A. Buildings
-1018
17903
2
abc362_a
A. Buy a Pen
-1001
16288
3
abc322_a
A. First ABC 2
-992
19579
4
abc317_a
A. Potions
-942
14228
5
abc318_a
A. Full Moon
-934
18402
6
abc146_a
A. Can't Wait for Holiday
-805
16140
7
abc243_b
B. Hit and Blow
-692
14028
8
abc369_a
A. 369
-665
14667
9
abc374_b
B. Unvarnished Report
-660
14096
10
abc227_b
B. KEYENCE building
-634
10214
11
agc025_a
A. Digits Sum
-598
7553
12
abc144_b
B. 81
-597
21773
13
abc351_b
B. Spot the Difference
-585
15038
14
abc371_a
A. Jiro
-584
14130
15
arc105_a
A. Fourtune Cookies
-582
7646
16
abc379_b
B. Strawberries
-533
12752
17
abc326_b
B. 326-like Numbers
-503
14435
18
abc287_b
B. Postal Card
-471
12078
19
abc249_b
B. Perfect String
-459
11875
20
jsc2019_qual_a
A. Takahashi Calendar
-455
6105
21
abc274_b
B. Line Sensor
-449
11310
22
abc335_b
B. Tetrahedral Number
-416
14845
23
abc170_b
B. Crane and Turtle
-414
19759
24
abc342_b
B. Which is ahead?
-378
13432
25
abc111_b
B. AtCoder Beginner Contest 111
-370
10550
26
abc078_b
B. ISU
-334
8959
27
arc119_a
A. 119 × 2^23 + 1
-303
5536
28
abc319_b
B. Measure
-299
16639
29
abc307_b
B. racecar
-298
11145
30
abc224_b
B. Mongeness
-237
11356
31
abc228_b
B. Takahashi's Secret
-229
11260
32
abc156_c
C. Rally
-221
21001
33
abc129_b
B. Balance
-182
14074
34
abc197_b
B. Visibility
-170
13890
35
hhkb2020_b
B. Futon
-147
7735
36
abc086_b
B. 1 21
-146
15745
37
sumitb2019_b
B. Tax Rate
-139
13130
38
abc157_b
B. Bingo
-128
19156
39
tenka1_2012_5
A. 孫子算経
-126
1884
40
abc285_b
B. Longest Uncommon Prefix
-123
10437
41
abc068_b
B. Break Number
-118
17021
42
hitachi2020_b
B. Nice Shopping
-80
9067
43
arc025_1
A. ゴールドラッシュ
-80
2759
44
abc322_c
C. Festival
-56
15730
45
abc327_b
B. A^A
-54
13268
46
abc039_b
B. エージェント高橋君
-54
6477
47
abc123_b
B. Five Dishes
1
13693
48
abc114_b
B. 754
2
13182
49
abc170_c
C. Forbidden List
15
16976
50
abc295_b
B. Bombs
24
10654
51
abc305_c
C. Snuke the Cookie Picker
30
10368
52
abc124_c
C. Coloring Colorfully
34
14555
53
abc133_b
B. Good Distance
47
16450
54
abc152_c
C. Low Elements
59
15560
55
abc325_b
B. World Meeting
61
10454
56
abc267_b
B. Split?
61
9929
57
abc160_c
C. Traveling Salesman around Lake
62
19696
58
abc158_c
C. Tax Increase
66
16801
59
abc177_b
B. Substring
108
16801
60
abc231_c
C. Counting 2
111
11601
61
abc239_c
C. Knight Fork
119
10169
62
abc247_b
B. Unique Nicknames
127
10951
63
abc113_b
B. Palace
144
14983
64
abc265_c
C. Belt Conveyor
146
10347
65
abc312_b
B. TaK Code
153
10019
66
abc343_c
C. 343
160
13706
67
abc087_b
B. Coins
161
63942
68
abc196_c
C. Doubled
202
13644
69
abc212_c
C. Min Difference
205
13678
70
abc097_b
B. Exponential
207
11147
71
abc333_c
C. Repunit Trio
224
12539
72
abc179_c
C. A x B + C
261
15578
73
arc096_a
C. Half and Half
273
17406
74
abc182_c
C. To 3
274
12839
75
arc106_a
A. 106
277
7443
76
abc263_c
C. Monotonically Increasing
282
9475
77
abc012_3
C. 九九足し算
284
6134
78
abc224_c
C. Triangle?
286
9746
79
arc090_a
C. Candies
300
12895
80
abc369_c
C. Count Arithmetic Subarrays
315
10607
81
abc225_c
C. Calendar Validator
318
8755
82
abc183_c
C. Travel
329
11736
83
arc004_1
A. 2点間距離の最大値 ( The longest distance )
330
8923
84
abc079_c
C. Train Ticket
331
15718
85
abc145_c
C. Average Length
335
16178
86
abc255_b
B. Light It Up
348
9567
87
aising2020_c
C. XYZ Triplets
377
8691
88
abc289_c
C. Coverage
396
9057
89
abc207_c
C. Many Segments
397
9970
90
arc082_a
C. Together
407
12395
91
abc096_c
C. Grid Repainting 2
407
11973
92
abc264_d
D. "redocta".swap(i,i+1)
414
8960
93
abc150_c
C. Count Order
422
18388
94
arc086_a
C. Not so Diverse
430
12513
95
abc293_c
C. Make Takahashi Happy
431
9864
96
abc057_b
B. Checkpoints
434
10622
97
abc201_c
C. Secret Number
439
11175
98
cf17_final_a
A. AKIBA
439
3609
99
keyence2019_b
B. KEYENCE String
446
6586
100
abc157_c
C. Guess The Number
456
13794
101
arc121_a
A. 2nd Greatest Distance
459
4390
102
abc190_c
C. Bowls and Dishes
472
11947
103
indeednow_2015_qualb_2
B. 高橋くんと文字列操作
491
2034
104
arc039_a
A. A - B problem
494
3046
105
abc258_b
B. Number Box
511
9100
106
abc338_c
C. Leftover Recipes
513
9385
107
abc249_c
C. Just K
528
8621
108
diverta2019_b
B. RGB Boxes
538
7876
109
abc226_c
C. Martial artist
539
8736
110
abc277_c
C. Ladder Takahashi
540
9148
111
arc029_1
A. 高橋君とお肉
549
6783
112
agc004_a
A. Divide a Cuboid
558
7243
113
abc085_c
C. Otoshidama
584
50628
114
abc029_c
C. Brute-force Attack
584
6545
115
arc013_1
A. 梱包できるかな?
585
2949
116
abc133_c
C. Remainder Minimization 2019
592
13779
117
abc167_c
C. Skill Up
595
15215
118
abc363_c
C. Avoid K Palindrome 2
602
9306
119
abc334_d
D. Reindeer and Sleigh
602
8362
120
abc233_c
C. Product
604
9330
121
abc317_c
C. Remembering the Days
604
8875
122
arc079_a
C. Cat Snuke and a Voyage
609
10296
123
abc270_c
C. Simple path
625
8360
124
abc319_d
D. Minimum Width
631
10575
125
abc040_b
B. □□□□□
640
6147
126
abc173_c
C. H and V
653
12891
127
abc285_d
D. Change Usernames
663
6835
128
abc241_c
C. Connect 6
664
8923
129
abc305_d
D. Sleep Log
671
7109
130
abc299_d
D. Find by Query
684
6797
131
abc232_c
C. Graph Isomorphism
685
7031
132
code_festival_final_c
C. N進数
685
2036
133
abc143_d
D. Triangles
686
11145
134
abc227_c
C. ABC conjecture
692
8098
135
abc327_d
D. Good Tuple Problem
709
7803
136
abc213_d
D. Takahashi Tour
710
9889
137
arc078_a
C. Splitting Pile
710
9449
138
arc059_a
C. Be Together
712
12394
139
abc205_d
D. Kth Excluded
713
8967
140
abc144_d
D. Water Bottle
714
9717
141
abc312_c
C. Invisible Hand
727
8323
142
arc122_b
B. Insurance
729
3388
143
abc146_c
C. Buy an Integer
741
13226
144
arc114_a
A. Not coprime
750
4755
145
abc211_d
D. Number of Shortest paths
755
8819
146
abc162_d
D. RGB Triplets
757
11678
147
abc264_c
C. Matrix Reducing
758
7188
148
abc051_b
B. Sum of Three Integers
784
17836
149
abc255_d
D. ±1 Operation 2
788
7704
150
abc248_d
D. Range Count Query
793
8469
151
abc217_d
D. Cutting Woods
802
9795
152
abc168_d
D. .. (Double Dots)
804
11382
153
abc128_c
C. Switches
805
14857
154
abc026_c
C. 高橋君の給料
820
5057
155
arc103_a
C. /\/\/\/
826
10208
156
abc341_d
D. Only one of two
829
8580
157
sumitb2019_d
D. Lucky PIN
838
10691
158
abc320_c
C. Slot Strategy 2 (Easy)
851
7495
159
abc235_d
D. Multiply and Rotate
862
7165
160
abc206_d
D. KAIBUNsyo
879
7997
161
abc311_d
D. Grid Ice Floor
885
6830
162
abc038_c
C. 単調増加
894
6172
163
abc324_d
D. Square Permutation
895
6937
164
abc015_3
C. 高橋くんのバグ探し
912
4661
165
tenka1_2019_c
C. Stones
944
6173
166
arc101_a
C. Candles
947
9103
167
agc016_a
A. Shrinking
951
5508
168
abc151_d
D. Maze Master
959
9492
169
abc351_d
D. Grid and Magnet
974
6531
170
abc147_c
C. HonestOrUnkind2
977
10646
171
abc161_d
D. Lunlun Number
991
11053
172
abc218_c
C. Shapes
1012
7035
173
abc304_d
D. A Piece of Cake
1015
5564
174
abc007_3
A. 幅優先探索
1024
13899
175
diverta2019_2_b
B. Picking Up
1026
4618
176
abc284_e
E. Count Simple Paths
1043
6427
177
abc114_c
C. 755
1045
10174
178
abc152_d
D. Handstand 2
1045
8646
179
abc276_e
E. Round Trip
1058
5280
180
abc240_e
E. Ranges on Tree
1068
4653
181
abc317_e
E. Avoid Eye Contact
1085
5226
182
abc115_d
D. Christmas
1088
6476
183
arc061_a
C. Many Formulas
1089
14750
184
arc100_a
C. Linear Approximation
1089
9221
185
arc084_a
C. Snuke Festival
1096
11307
186
abc182_e
E. Akari
1098
5759
187
agc034_b
B. ABC
1101
4792
188
panasonic2020_d
D. String Equivalence
1102
5752
189
arc031_2
B. 埋め立て
1106
6533
190
abc348_d
D. Medicines on Grid
1108
5950
191
abc319_c
C. False Hope
1111
5708
192
abc273_d
D. LRUD Instructions
1119
4774
193
abc080_c
C. Shopping Street
1130
6077
194
arc034_2
B. 方程式
1132
2440
195
abc165_c
C. Many Requirements
1136
10249
196
abc364_d
D. K-th Nearest
1136
6493
197
abc124_d
D. Handstand
1138
6833
198
abc112_c
C. Pyramid
1147
8061
199
abc006_3
C. スフィンクスのなぞなぞ
1158
5427
200
abc305_e
E. Art Gallery on Graph
1158
5149
201
tenka1_2017_c
C. 4/N
1158
4765
202
agc033_a
A. Darker and Darker
1159
6601
203
abc198_e
E. Unique Color
1161
5672
204
arc058_a
C. Iroha's Obsession
1174
13152
205
abc332_d
D. Swapping Puzzle
1175
4866
206
abc236_d
D. Dance
1190
6318
207
abc181_e
E. Transformable Teacher
1193
5155
208
arc118_b
B. Village of M People
1196
2716
209
indeednow_2015_quala_3
C. 説明会
1200
1767
210
abc361_d
D. Go Stone Puzzle
1202
5511
211
abc254_e
E. Small d and k
1202
5407
212
abc257_d
D. Jumping Takahashi 2
1203
5129
213
abc270_e
E. Apple Baskets on Circle
1211
4917
214
abc200_d
D. Happy Birthday! 2
1217
6048
215
abc198_d
D. Send More Money
1224
5207
216
abc174_e
E. Logs
1227
8028
217
arc083_a
C. Sugar Water
1255
6154
218
abc138_e
E. Strings of Impurity
1257
5899
219
m_solutions2019_d
D. Maximum Sum of Minimum
1267
3121
220
arc054_b
B. ムーアの法則
1269
3974
221
abc339_d
D. Synchronized Players
1276
5005
222
abc196_d
D. Hanjo
1277
5388
223
donuts_2015_2
B. Tokyo 7th シスターズ
1297
1185
224
abc363_e
E. Sinking Land
1307
4622
225
abc268_d
D. Unique Username
1309
4378
226
arc018_2
B. 格子点と整数
1330
2080
227
abc100_d
D. Patisserie ABC
1331
5741
228
abc099_d
D. Good Grid
1345
4315
229
abc119_c
C. Synthetic Kadomatsu
1346
6722
230
abc119_d
D. Lazy Faith
1346
5279
231
abc128_d
D. equeue
1354
6532
232
abc326_d
D. ABC Puzzle
1371
4178
233
abc224_d
D. 8 Puzzle on Graph
1376
4465
234
arc007_3
C. 節約生活
1386
1483
235
cf17_final_c
C. Time Gap
1390
2077
236
abc104_c
C. All Green
1393
7623
237
abc381_e
E. 11/22 Subsequence
1396
3277
238
agc020_b
B. Ice Rink Game
1404
3350
239
abc026_d
D. 高橋君ボール1号
1406
3202
240
code_formula_2014_qualB_c
C. 仲良し文字列
1406
926
241
abc002_4
D. 派閥
1418
8426
242
abc184_e
E. Third Avenue
1418
4953
243
abc345_d
D. Tiling
1419
4092
244
abc305_f
F. Dungeon Explore
1420
3252
245
abc213_e
E. Stronger Takahashi
1423
4863
246
abc192_d
D. Base n
1425
5661
247
abc302_f
F. Merge Set
1430
3598
248
abc144_e
E. Gluttony
1449
5048
249
abc159_e
E. Dividing Chocolate
1450
4854
250
arc090_b
D. People on a Line
1452
5560
251
abc148_f
F. Playing Tag on Tree
1457
4224
252
abc075_d
D. Axis-Parallel Rectangle
1470
4272
253
arc073_b
D. Simple Knapsack
1477
4830
254
abc020_c
C. 壁抜け
1477
2702
255
agc041_b
B. Voting Judges
1486
2518
256
zone2021_c
C. MAD TEAM
1497
3510
257
arc005_3
C. 器物損壊!高橋君
1503
3644
258
abc133_e
E. Virus Tree 2
1505
4843
259
arc049_b
B. 高橋ノルム君
1511
1518
260
abc386_e
E. Maximize XOR
1518
3367
261
abc292_f
F. Regular Triangle Inside a Rectangle
1522
2890
262
arc075_b
D. Widespread
1544
5218
263
abc034_d
D. 食塩水
1549
2762
264
abc361_f
F. x = a^b
1606
3208
265
abc203_d
D. Pond
1622
4748
266
agc017_b
B. Moderate Differences
1627
2673
267
abc227_d
D. Project Planning
1643
4297
268
abc031_d
D. 語呂合わせ
1688
1564
269
abc219_e
E. Moat
1690
2541
270
exawizards2019_c
C. Snuke the Wizard
1709
2272
271
abc116_d
D. Various Sushi
1712
3299
272
abc281_f
F. Xor Minimization
1714
2866
273
codefestival_2015_qualA_d
D. 壊れた電車
1723
1245
274
arc165_c
C. Social Distance on Graph
1743
1582
275
dwacon5th_prelims_c
C. k-DMC
1747
1557
276
abc218_f
F. Blocked Roads
1753
3290
277
discovery_2016_final_b
B. DDPC特別ビュッフェⅡ
1773
555
278
arc100_b
D. Equal Cut
1801
3867
279
abc343_e
E. 7x7x7
1802
2672
280
abc211_e
E. Red Polyomino
1823
2502
281
arc037_c
C. 億マス計算
1824
2085
282
arc050_b
B. 花束
1838
2280
283
abc023_d
D. 射撃王
1843
5281
284
abc155_d
D. Pairs
1845
3652
285
abc215_f
F. Dist Max 2
1853
2841
286
agc014_c
C. Closed Rooms
1863
1966
287
arc094_b
D. Worst Case
1869
2471
288
arc012_3
C. 五目並べチェッカー
1873
816
289
abc241_f
F. Skate
1888
2176
290
abc236_e
E. Average and Median
1893
3288
291
abc187_f
F. Close Group
1895
2978
292
aising2019_d
D. Nearest Card Game
1898
1129
293
abc149_e
E. Handshake
1905
3019
294
abc363_f
F. Palindromic Expression
1913
2023
295
tenka1_2012_7
C. 席が足りない
1936
363
296
arc098_c
E. Range Minimum Queries
1951
1955
297
arc003_3
C. 暗闇帰り道
1972
886
298
arc006_4
D. アルファベット探し
1973
762
299
arc075_c
E. Meaningful Mean
1979
2810
300
arc099_b
D. Snuke Numbers
2001
2431
301
code_formula_2014_final_e
E. ab文字列
2092
262
302
mujin_pc_2016_c
C. Orange Graph
2093
541
303
agc029_c
C. Lexicographic constraints
2103
1635
304
abc229_g
G. Longest Y
2121
1295
305
abc345_f
F. Many Lamps
2157
1343
306
arc021_3
C. 増築王高橋君
2164
679
307
digitalarts_3
C. Chokutter
2179
312
308
arc015_3
C. 変わった単位
2185
561
309
arc092_b
D. Two Sequences
2207
2591
310
arc116_e
E. Spread of Information
2236
1246
311
abc130_f
F. Minimum Bounding Box
2240
1425
312
arc060_b
D. Digit Sum
2261
3179
313
tenka1_2018_e
E. Equilateral
2459
474
314
arc005_4
D. 連射王高橋君
2487
169
315
dwango2015_prelims_4
D. タクシー
2495
123
316
arc079_d
F. Namori Grundy
2636
840
317
arc016_4
D. 軍艦ゲーム
2683
305
318
tenka1_2017_e
E. CARtesian Coodinate
2703
424
319
tenka1_2013_qualA_e
E. 天下一ジグソーパズル
2800
35
320
arc032_4
D. アットコーダーモンスターズ
2861
124
321
dwacon5th_prelims_d
D. Square Rotation
2875
236
322
cf_2015_morning_hard_h
D. ありんこ
2944
102
323
arc041_d
D. 辺彩色
2958
189
324
arc088_d
F. Christmas Tree
2983
443
325
agc006_d
D. Median Pyramid Hard
3054
2236
326
exawizards2019_f
F. More Realistic Manhattan Distance
3140
126
327
arc040_d
D. カクカク塗り
3166
92
328
arc092_d
F. Two Faced Edges
3351
968
329
arc117_f
F. Gateau
3378
387
330
agc032_e
E. Modulo Pairing
3402
1094
331
agc040_d
D. Balance Beam
3452
304
332
ahc033_a
A. Container Handling with Cranes
3747
1091
333
abc105_b
B. Cakes and Donuts
null
13394
334
typical90_b
002. Encyclopedia of Parentheses(★3)
null
12542
335
typical90_a
001. Yokan Party(★4)
null
11571
336
dfs_a
A. 深さ優先探索
null
10370
337
typical90_g
007. CP Classes(★3)
null
10085
338
typical90_p
016. Minimum Coins(★3)
null
8142
339
typical90_bc
055. Select 5(★2)
null
6815
340
pakencamp_2019_day3_c
C. カラオケ
null
6539
341
typical90_at
046. I Love 46(★3)
null
6073
342
typical90_af
032. AtCoder Ekiden(★3)
null
5897
343
arc001_2
B. リモコン
null
4297
344
joi2011yo_e
E. チーズ (Cheese)
null
4198
345
joi2008yo_d
D. 星座探し
null
3766
346
typical90_br
070. Plant Planning(★4)
null
3635
347
joi2008yo_e
E. おせんべい
null
3514
348
joi2009ho_b
B. ピザ
null
3438
349
typical90_bk
063. Monochromatic Subgrid(★4)
null
3400
350
joi2007ho_c
C. 最古の遺跡
null
3179
351
typical90_bt
072. Loop Railway Plan(★4)
null
3134
352
s8pc_4_b
B. Buildings are Colorful!
null
2922
353
joi2009yo_d
D. 薄氷渡り
null
2753
354
past201912_g
G. Division
null
2483
355
past202004_d
D. String Match
null
2146
356
joi2012yo_e
E. イルミネーション (Illumination)
null
1927
357
typical90_ch
086. Snuke's Favorite Arrays(★5)
null
1916
358
typical90_ci
087. Chokudai's Demand(★5)
null
1807
359
arc001_3
C. パズルのお手伝い
null
1653
360
typical90_bb
054. Takahashi Number(★6)
null
1551
361
ddcc2018_qual_b
B. チップ・ストーリー ~漆黒編~
null
1492
362
joi2020_yo2_a
A. ポスター (Poster)
null
1425
363
judge_update_202004_c
C. Numbering Blocks
null
1388
364
typical90_y
025. Digit Product Equation(★7)
null
1387
365
ttpc2019_a
A. Next TTPC
null
1358
366
joi2017yo_b
B. ポイントカード (Point Card)
null
1269
367
nikkei2019ex_b
B. 二乗
null
1259
368
joi2017yo_c
C. 休憩スペース (Refreshment Area)
null
1220
369
joi2018_yo_c
C. 幹線道路 (Trunk Road)
null
1154
370
past202005_g
G. Gold General Goes on the Grid
null
1151
371
joi2016yo_c
C. ロシアの旗 (Russian Flag)
null
1131
372
joi2010yo_c
C. パーティー
null
1075
373
code_thanks_festival_2017_b
B. Concatenated Palindrome
null
1070
374
past201912_m
M. Auto Choice
null
1004
375
past202010_e
E. アナグラム
null
1003
376
past202010_g
G. 村整備
null
984
377
past202010_d
D. 分身
null
975
378
joi2013yo_c
C. 看板 (Signboard)
null
967
379
joi2019_yo_d
D. 日本沈没 (Japan Sinks)
null
946
380
nikkei2019_2_final_a
A. Count Triplets
null
928
381
cpsco2019_s1_c
C. Coins
null
919
382
past202005_j
J. Sushi-go-round
null
877
383
tessoku_book_br
A70. Lanterns
null
862
384
cpsco2019_s3_a
A. ASOKO
null
841
385
bitflyer2018_qual_c
C. 徒歩圏内
null
818
386
past202012_f
F. Dangerous Chemicals
null
807
387
cf_2015_morning_easy_a
A. ヘイホー君と加算
null
768
388
past202010_h
H. マス目のカット
null
760
389
joi2020ho_b
B. JJOOII 2 (JJOOII 2)
null
727
390
s8pc_3_b
B. Falling Stone Game
null
727
391
tkppc4_1_c
C. 異世界転生
null
720
392
past202012_g
G. Snake
null
714
393
nikkei2019_final_c
C. Come Together
null
713
394
ddcc_2016_final_a
A. 正方形のチップ
null
710
395
ddcc2017_final_a
A. 正方形のチップ2
null
700
396
joi2009yo_c
C. 連鎖
null
694
397
joi2014ho3
C. バームクーヘン (Baumkuchen)
null
688
398
code_festival_2018_final_c
C. Telephone Charge
null
675
399
past202012_e
E. Stamp
null
673
400
past202012_h
H. Conveyor
null
658
401
cpsco2019_s4_b
B. Meeting
null
630
402
code_thanks_festival_14_quala_b
B. バッジ
null
619
403
code_thanks_festival_14_qualb_b
B. 電卓ゲーム
null
608
404
joi2014ho1
A. JOI 紋章 (JOI Emblem)
null
603
405
cpsco2019_s4_d
D. Boring Sequence
null
591
406
cpsco2019_s4_c
C. Make a Team
null
572
407
joig2021_d
D. 展覧会 2 (Exhibition 2)
null
565
408
code_thanks_festival_2015_c
C. 集合写真
null
554
409
joi2012ho2
B. たのしいカードゲーム (Card Game is Fun)
null
546
410
joi2015yo_e
E. 砂の城 (Sandcastle)
null
546
411
joi2018_yo_d
D. 水ようかん (Mizuyokan)
null
544
412
code_thanks_festival_2017_h
H. Union Sets
null
543
413
past202104_j
J. Points to Cost
null
533
414
wupc2012_2
B. パスワード
null
530
415
past202104_h
H. Can Can Mart
null
529
416
chokudai_S002_k
K. 種類数 β
null
517
417
kupc2012_1
A. アルデンテ
null
513
418
otemae2019_b
B. 駒 (Pieces)
null
507
419
past202109_g
G. K-th element
null
505
420
gw2015_a
A. 得点
null
497
421
joi2017ho_c
C. JOIOI 王国 (Kingdom of JOIOI)
null
452
422
pakencamp_2018_day3_c
C. 竹の観察
null
424
423
code_thanks_festival_14_qualb_d
D. 足ゲーム
null
418
424
joisc2011_ioi
ioi. 国際情報オリンピック (IOI)
null
415
425
wupc2012_3
C. 自宅からの脱出
null
407
426
relay_d
D. Magic Square 2
null
389
427
joisc2008_cheating
cheating. カンニング対策 (Cheating)
null
387
428
past202012_m
M. Shipping Sticks
null
385
429
qupc2014_a
A. 成績判定
null
383
430
utpc2011_3
C. [[iwi]]
null
382
431
pakencamp_2018_day2_c
C. クリスマス飾り(Christmas Decorations)
null
374
432
joi2018_yo_f
F. L番目のK番目の数 (LthKthNumber)
null
362
433
relay2018_b
B. ロボット
null
346
434
utpc2013_02
B. 13月
null
321
435
code_thanks_festival_14_quala_f
F. 順位表
null
318
436
joi2021_yo2_d
D. 安全点検 (Safety Inspection)
null
318
437
relay2_c
C. Garden
null
310
438
past202004_m
M. Cafeteria
null
309
439
code_thanks_festival_14_qualb_e
E. マスゲーム
null
306
440
tkppc4_2_b
B. Stalker
null
305
441
jag2018summer_day2_b
B. Coins
null
303
442
yahoo_procon2017_final_b
B. チーム決め
null
298
443
joisc2009_pyramid
pyramid. 貫きピラミッド (Pyramid)
null
294
444
k2pc001_e2
B. ビットマニア(BITMANIA)
null
291
445
joi2013ho4
4. JOIOI の塔 (Tower of JOIOI)
null
286
446
kupc2013_b
B. ライオン
null
285
447
relay2018_c
C. 積まれた本
null
268
448
bcu30_b
B. 数字パズル
null
232
449
otemae2019_e
E. 最悪の教頭 (Worst Head Teacher)
null
204
450
joisc2018_f
F. 最悪の記者 3 (Worst Reporter 3)
null
192
451
s8pc_2_b
B. Division 2
null
189
452
relay2018_d
D. 数直線
null
188
453
code_thanks_festival_2018_h
H. Median Game
null
188
454
joisc2009_ski
ski. スキー (Ski)
null
184
455
joigsp2023_a
A. ロケット打ち上げ (Rocket Launching)
null
183
456
tkppc4_1_j
J. school competition 2
null
177
457
bcu30_2018_b
B. Spring Water
null
169
458
wupc2012_6
F. 最後の問題
null
157
459
code_festival_relay_h
H. アクセス頻度
null
145
460
asaporo_f
B. Problem where Commas Separate Digits
null
111
461
tenka1_2012_final_d
D. さんかく
null
69
462
wtf19_d
D. Distinct Boxes
null
67
463
s8pc_3_e
E. Circle and Many Triangles
null
44
464
tkppc4_1_p
P. Flip Cards
null
11