Mathematics:組み合わせ

# ID Name Difficulty Solver
1 abc159_a A. The Number of Even Pairs -612 19459
2 abc143_b B. TAKOYAKI FESTIVAL 2019 -514 15785
3 abc206_c C. Swappable 60 15886
4 abc209_c C. Not Equal 264 12126
5 abc185_c C. Duodecim Ferra 373 11775
6 abc028_c C. 数を3つ選ぶマン 466 6212
7 abc159_d D. Banned K 496 14938
8 arc117_b B. ARC Wrecker 609 4618
9 abc046_b B. Painting Balls with AtCoDeer 633 14646
10 arc115_a A. Two Choices 641 4410
11 abc089_c C. March 642 10058
12 arc076_a C. Reconciled? 684 9621
13 abc218_d G. Rectangles 715 9366
14 arc120_b B. Uniformly Distributed 835 3558
15 nikkei2019_2_qual_b B. Counting of Trees 841 5639
16 arc095_b D. Binomial Coefficients 867 8548
17 abc163_d D. Sum of Large Numbers 960 10538
18 arc102_a C. Triangular Relationship 966 8723
19 abc202_d D. aab aba baa 966 7865
20 abc318_e H. Sandwiches 1004 6672
21 abc145_d D. Knight 1009 9605
22 abc156_d D. Bouquet 1014 9361
23 arc091_b D. Remainder Reminder 1129 6546
24 arc081_b D. Coloring Dominoes 1165 6446
25 abc132_d D. Blue and Red Balls 1167 8025
26 abc307_e H. Distinct Adjacent 1240 5074
27 arc141_b B. Increasing Prefix XOR 1265 2390
28 abc151_e E. Max-Min Sums 1344 5914
29 arc039_b B. 高橋幼稚園 1383 1801
30 codefestival_2016_qualC_c C. Two Alpinists 1404 2734
31 arc027_2 B. 大事な数なのでZ回書きまLた。 1432 1564
32 abc034_c C. 経路 1440 5217
33 abc167_e E. Colorful Blocks 1442 5645
34 abc123_d D. Cake 123 1489 6359
35 agc051_a A. Dodecagon 1495 1258
36 abc156_e E. Roaming 1514 4512
37 abc057_d D. Maximum Average Sets 1658 4034
38 abc201_e E. Xor Distances 1694 3719
39 arc145_c C. Split and Maximize 1697 2189
40 abc021_d D. 多重ループ 1704 3490
41 arc077_b D. 11 1715 4251
42 agc025_b B. RGB Coloring 1739 2861
43 abc171_f F. Strivore 1795 3955
44 arc023_3 C. タコヤ木 1833 1096
45 abc011_4 D. 大ジャンプ 1843 1662
46 abc150_e E. Change a Little Bit 1851 2649
47 abc168_e E. ∙ (Bullet) 1896 3338
48 arc058_b D. Iroha and a Grid 1905 6425
49 abc127_e E. Cell Distance 1938 3678
50 code_formula_2014_qualB_d D. お釣りの嫌いな高橋君 1939 456
51 arc009_3 C. 高橋君、24歳 2015 955
52 abc205_e E. White and Black Balls 2025 2773
53 abc024_d D. 動的計画法 2050 1334
54 arc127_c C. Binary Strings 2092 1127
55 arc067_c E. Grouping 2190 1681
56 arc137_d D. Prefix XORs 2191 1346
57 abc256_g G. Black and White Stones 2250 1071
58 arc004_4 D. 表現の自由 ( Freedom of expression ) 2267 1004
59 abc136_f F. Enclosed Points 2334 1557
60 arc140_d D. One to One 2443 915
61 abl_f F. Heights and Pairs 2545 489
62 arc032_4 D. アットコーダーモンスターズ 2861 130
63 arc012_4 D. Don't worry. Be Together 3046 194
64 arc093_d F. Dark Horse 3201 1086
65 agc021_e E. Ball Eat Chameleons 3944 872
66 typical90_bq 069. Colorful Blocks 2（★3） null 5191
67 typical90_cf 084. There are two types of characters（★3） null 5042
68 typical90_cd 082. Counting Numbers（★3） null 4182
69 agc001_e E. BBQ Hard null 2801
70 typical90_o 015. Don't be too close（★6） null 2593
71 cpsco2019_s1_d D. Dessert Planning null 553
72 kupc2019_d D. Maximin Game null 329
73 wtf19_c1 C1. Triangular Lamps Easy null 215
74 kupc2014_d D. ハミング null 205
75 wtf19_c2 C2. Triangular Lamps Hard null 185
76 donuts_live2014_4 D. サバゲー null 132
77 ttpc2019_g G. Palindromic Love Letter null 104
78 tkppc6_2_k K. Ball in the Box 2 null 47