Construct

# ID Name Difficulty Solver
1 arc117_a A. God Sequence -403 6206
2 abc021_a A. 足し算 -256 7481
3 abc135_b B. 0 or 1 Swap -195 14504
4 abc140_c C. Maximal Value 39 16151
5 abc007_2 B. 辞書式順序 195 8864
6 abc361_b B. Intesection of Cuboids 283 11233
7 codefestival_2016_qualB_b B. Qualification simulator 309 10648
8 abc135_c C. City Savers 323 14254
9 abc151_c C. Welcome to AtCoder 327 14422
10 abc269_c C. Submask 384 9260
11 abc335_d D. Loong and Takahashi 431 9237
12 abc362_c C. Sum = 0 521 11159
13 keyence2020_c C. Subarray Sum 625 6248
14 arc115_b B. Plus Matrix 629 4015
15 arc115_c C. ℕ Coloring 706 4119
16 dwango2016qual_b B. 積み鉛筆 750 2034
17 agc052_a A. Long Common Subsequence 779 2633
18 abc136_d D. Gathering Children 794 10756
19 arc080_b D. Grid Coloring 852 7861
20 code_festival_final_d D. パスカルの三角形 900 2111
21 ddcc2020_qual_c C. Strawberry Cakes 935 4268
22 agc036_a A. Triangle 939 4683
23 abc051_c C. Back and Forth 968 9016
24 codefestival_2016_final_b B. Exactly N points 968 4387
25 arc053_b B. 回文分割 984 2585
26 agc038_a A. 01 Matrix 989 4442
27 abc039_d D. 画像処理高橋君 1039 3523
28 arc118_c C. Coprime Set 1151 3397
29 abc109_d D. Make Them Even 1172 6012
30 arc106_c C. Solutions 1225 3489
31 abc096_d D. Five, Five Everywhere 1226 6150
32 diverta2019_2_c C. Successive Subtraction 1226 3455
33 arc135_b B. Sum of Three Terms 1239 2756
34 agc032_b B. Balanced Neighbors 1259 3548
35 agc056_a A. Three Cells per Row and Column 1290 1617
36 agc053_a A. >< again 1339 1622
37 arc069_b D. Menagerie 1344 5157
38 agc055_a A. ABC Identity 1348 1355
39 tenka1_2018_d D. Crossing 1351 3448
40 arc149_c C. Avoid Prime Sum 1415 1974
41 abc131_e E. Friendships 1433 5127
42 arc093_b D. Grid Components 1445 4164
43 code_formula_2014_final_f F. 100個の円 1447 838
44 arc108_c C. Keep Graph Connected 1460 3062
45 abc251_d D. At Most 3 (Contestant ver.) 1463 5425
46 arc079_b D. Decrease (Contestant ver.) 1545 3961
47 arc086_b D. Non-decreasing 1567 4090
48 agc002_c C. Knot Puzzle 1570 3864
49 arc127_b B. Ternary Strings 1594 1666
50 agc006_b B. Median Pyramid Easy 1600 3153
51 agc007_b B. Construct Sequences 1611 2965
52 abc165_e E. Rotation Matching 1620 3746
53 agc022_b B. GCD Sequence 1645 2175
54 arc129_c C. Multiple of 7 1687 1443
55 arc103_c E. Tr/ee 1722 2568
56 arc138_c C. Rotate and Play Game 1728 1802
57 agc051_b B. Bowling 1759 1003
58 agc013_b B. Hamiltonish Path 1763 2282
59 abc126_f F. XOR Matching 1770 3892
60 agc036_b B. Do Not Duplicate 1771 1597
61 arc102_b D. All Your Paths are Different Lengths 1810 3018
62 arc122_c C. Calculator 1818 1662
63 arc121_c C. Odd Even Sort 1856 1476
64 abc178_f F. Contrast 1877 2698
65 arc091_c E. LISDL 1889 1875
66 agc010_b B. Boxes 1892 2615
67 jsc2019_qual_d D. Classified 1924 1396
68 agc050_a A. AtCoder Jumper 1973 1896
69 agc005_c C. Tree Restoring 1976 2548
70 arc120_d D. Bracket Score 2 1996 1680
71 hitachi2020_c C. ThREE 2013 1941
72 agc016_c C. +/- Rectangle 2017 2067
73 arc111_d D. Orientation 2064 1491
74 tenka1_2014_qualB_c C. 天下一王国の歴史 2065 296
75 abc140_f F. Many Slimes 2105 1984
76 arc117_d D. Miracle Tree 2115 1586
77 keyence2021_d D. Choosing Up Sides 2115 923
78 agc008_d D. K-th K 2164 1892
79 arc063_c E. Integers on a Tree 2198 1614
80 agc031_c C. Differ by 1 Bit 2217 1230
81 tenka1_2013_qualB_e E. 天下一最短路コンテスト 2217 299
82 agc041_c C. Domino Quality 2220 1116
83 nikkei2019_2_qual_e E. Non-triangular Triplets 2257 765
84 agc035_c C. Skolem XOR Tree 2332 1465
85 arc044_d D. suffix array 2335 312
86 keyence2020_e E. Bichromization 2340 646
87 agc004_c C. AND Grid 2367 2368
88 code_festival_2017_quala_d D. Four Coloring 2445 988
89 arc118_d D. Hamiltonian Cycle 2448 711
90 arc024_4 D. バス停 2496 194
91 arc122_e E. Increasing LCMs 2535 1251
92 code_formula_2014_final_g G. ノイハの塔 2588 77
93 cf17_final_f F. Distribute Numbers 2641 440
94 abc135_e E. Golf 2665 970
95 arc103_b D. Robot Arms 2677 2079
96 abc164_f F. I hate Matrix Construction 2683 606
97 arc110_f F. Esoswap 2719 953
98 arc019_4 D. ほんとうのたたかい 2730 277
99 agc012_c C. Tautonym Puzzle 2731 1408
100 hitachi2020_e E. Odd Sum Rectangles 2732 418
101 arc089_c E. GraphXY 2815 679
102 arc103_d F. Distance Sums 2836 1569
103 agc025_d D. Choosing Points 2868 1083
104 agc021_c C. Tiling 2886 645
105 agc047_e E. Product Simulation 2979 581
106 agc020_d D. Min Max Repetition 3062 839
107 agc030_c C. Coloring Torus 3207 897
108 code_festival_2017_qualb_f F. Largest Smallest Cyclic Shift 3266 659
109 diverta2019_2_f F. Diverta City 3306 171
110 arc070_d F. HonestOrUnkind 3365 916
111 dfs_a A. 深さ優先探索 null 10739
112 agc001_d D. Arrays and Palindrome null 1522
113 past202005_f F. Palindromic Matrix null 1018
114 iroha2019_day1_f F. Head of The Dragon null 943
115 code_festival_2018_qualb_c C. Special Cake for CODE FESTIVAL null 789
116 ttpc2019_c C. XOR Filling null 547
117 kupc2020_c C. Grid and Substrings null 452
118 tenka1_2016_qualA_c C. 山田山本問題 null 441
119 ddcc2019_final_b B. 大吉数列 (Array of Fortune) null 380
120 kupc2015_b B. GUARDIANS null 371
121 iroha2019_day3_i I. Prime or Not null 329
122 ttpc2019_e E. N法陣 null 314
123 code_thanks_festival_2018_f F. Coins on the tree null 291
124 dwacon6th_final_a A. 2525敷き詰め null 257
125 pakencamp_2019_day4_d D. リミックスジュース null 205
126 kupc2020_d D. Stick Combination null 190
127 cf16_exhibition_final_g G. FESTIVAL null 186
128 iroha2019_day3_c C. Not Say "NO" null 168
129 pakencamp_2019_day2_a A. パ研君と塗り絵 null 165
130 yahoo_procon2018_final_b B. 経路が色々 null 139
131 kupc2019_g G. ABCのG問題 null 131
132 iroha2019_day4_a A. あるよるのできごと null 129
133 xmascon16_b B. Binary Tree null 114
134 colopl2018_qual_e E. すぬけそだて――わっか―― null 109
135 iroha2019_day3_l L. デクレッシェンド null 108
136 joisc2019_c C. ナン (Naan) null 107
137 ttpc2019_o O. oneesan puzzle null 107
138 relay_i I. 3y3s Challenge null 103
139 relay_j J. Connected Checkerboard null 98
140 tenka1_2016_qualA_d D. グラフィカルグラフ null 91
141 iroha2019_day3_h H. 〔経験値〕 null 91
142 jag2017autumn_f F. RPG Maker null 85
143 pakencamp_2018_day2_f F. 同一経路　(Samepath) null 76
144 kupc2017_g G. encode/decode 2017 null 64
145 qupc2018_h H. ukuku null 62
146 cf16_exhibition_final_i I. 90 and 270 null 47
147 kupc2018_g G. 数列を構成する問題 null 46
148 iroha2019_day4_h H. 永遠に null 42
149 xmascon19_b B. Set of Integers null 23