Mathematics:組み合わせ

# ID Name Difficulty Solver
1 abc159_a A. The Number of Even Pairs -612 19254
2 abc143_b B. TAKOYAKI FESTIVAL 2019 -514 15582
3 abc206_c C. Swappable 60 15358
4 abc209_c C. Not Equal 264 11948
5 abc185_c C. Duodecim Ferra 373 11624
6 abc028_c C. 数を3つ選ぶマン 466 6121
7 abc159_d D. Banned K 496 14630
8 arc117_b B. ARC Wrecker 609 4531
9 abc046_b B. Painting Balls with AtCoDeer 633 14272
10 arc115_a A. Two Choices 641 4351
11 abc089_c C. March 642 9777
12 arc076_a C. Reconciled? 684 9442
13 abc218_d D. Rectangles 715 9044
14 arc120_b B. Uniformly Distributed 835 3483
15 nikkei2019_2_qual_b B. Counting of Trees 841 5569
16 arc095_b D. Binomial Coefficients 867 8357
17 abc163_d D. Sum of Large Numbers 960 10416
18 arc102_a C. Triangular Relationship 966 8593
19 abc202_d D. aab aba baa 966 7627
20 abc318_e E. Sandwiches 1004 6408
21 abc145_d D. Knight 1009 9347
22 abc156_d D. Bouquet 1014 9096
23 arc091_b D. Remainder Reminder 1129 6438
24 arc081_b D. Coloring Dominoes 1165 6352
25 abc132_d D. Blue and Red Balls 1167 7811
26 abc307_e E. Distinct Adjacent 1240 4745
27 arc141_b B. Increasing Prefix XOR 1265 2331
28 abc151_e E. Max-Min Sums 1344 5728
29 arc039_b B. 高橋幼稚園 1383 1786
30 codefestival_2016_qualC_c C. Two Alpinists 1404 2715
31 arc027_2 B. 大事な数なのでZ回書きまLた。 1432 1548
32 abc034_c C. 経路 1440 5031
33 abc167_e E. Colorful Blocks 1442 5472
34 abc123_d D. Cake 123 1489 6177
35 agc051_a A. Dodecagon 1495 1209
36 abc156_e E. Roaming 1514 4304
37 abc057_d D. Maximum Average Sets 1658 3922
38 abc201_e E. Xor Distances 1694 3573
39 arc145_c C. Split and Maximize 1697 2094
40 abc021_d D. 多重ループ 1704 3410
41 arc077_b D. 11 1715 4126
42 agc025_b B. RGB Coloring 1739 2809
43 abc171_f F. Strivore 1795 3762
44 arc023_3 C. タコヤ木 1833 1082
45 abc011_4 D. 大ジャンプ 1843 1613
46 abc150_e E. Change a Little Bit 1851 2556
47 abc168_e E. ∙ (Bullet) 1896 3274
48 arc058_b D. Iroha and a Grid 1905 6175
49 abc127_e E. Cell Distance 1938 3511
50 code_formula_2014_qualB_d D. お釣りの嫌いな高橋君 1939 451
51 arc009_3 C. 高橋君、24歳 2015 933
52 abc205_e E. White and Black Balls 2025 2552
53 abc024_d D. 動的計画法 2050 1303
54 arc127_c C. Binary Strings 2092 1100
55 arc067_c E. Grouping 2190 1641
56 arc137_d D. Prefix XORs 2191 1261
57 abc256_g G. Black and White Stones 2250 1021
58 arc004_4 D. 表現の自由 ( Freedom of expression ) 2267 956
59 abc136_f F. Enclosed Points 2334 1512
60 arc140_d D. One to One 2443 880
61 abl_f F. Heights and Pairs 2545 479
62 arc032_4 D. アットコーダーモンスターズ 2861 127
63 arc012_4 D. Don't worry. Be Together 3046 185
64 arc093_d F. Dark Horse 3201 1038
65 agc021_e E. Ball Eat Chameleons 3944 838
66 typical90_bq 069. Colorful Blocks 2（★3） null 4911
67 typical90_cf 084. There are two types of characters（★3） null 4749
68 typical90_cd 082. Counting Numbers（★3） null 3935
69 agc001_e E. BBQ Hard null 2613
70 typical90_o 015. Don't be too close（★6） null 2446
71 cpsco2019_s1_d D. Dessert Planning null 553
72 kupc2019_d D. Maximin Game null 324
73 wtf19_c1 C1. Triangular Lamps Easy null 214
74 kupc2014_d D. ハミング null 205
75 wtf19_c2 C2. Triangular Lamps Hard null 180
76 donuts_live2014_4 D. サバゲー null 129
77 ttpc2019_g G. Palindromic Love Letter null 104
78 tkppc6_2_k K. Ball in the Box 2 null 46