Mathematics:組み合わせ

# ID Name Difficulty Solver
1 abc159_a A. The Number of Even Pairs -612 19325
2 abc143_b B. TAKOYAKI FESTIVAL 2019 -514 15669
3 abc206_c C. Swappable 60 15557
4 abc209_c C. Not Equal 264 12019
5 abc185_c C. Duodecim Ferra 373 11665
6 abc028_c C. 数を3つ選ぶマン 466 6153
7 abc159_d D. Banned K 496 14757
8 arc117_b B. ARC Wrecker 609 4576
9 abc046_b B. Painting Balls with AtCoDeer 633 14440
10 arc115_a A. Two Choices 641 4381
11 abc089_c C. March 642 9882
12 arc076_a C. Reconciled? 684 9509
13 abc218_d D. Rectangles 715 9157
14 arc120_b B. Uniformly Distributed 835 3518
15 nikkei2019_2_qual_b B. Counting of Trees 841 5606
16 arc095_b D. Binomial Coefficients 867 8441
17 abc163_d D. Sum of Large Numbers 960 10459
18 arc102_a C. Triangular Relationship 966 8643
19 abc202_d D. aab aba baa 966 7713
20 abc318_e E. Sandwiches 1004 6521
21 abc145_d D. Knight 1009 9455
22 abc156_d D. Bouquet 1014 9189
23 arc091_b D. Remainder Reminder 1129 6484
24 arc081_b D. Coloring Dominoes 1165 6386
25 abc132_d D. Blue and Red Balls 1167 7908
26 abc307_e E. Distinct Adjacent 1240 4899
27 arc141_b B. Increasing Prefix XOR 1265 2350
28 abc151_e E. Max-Min Sums 1344 5800
29 arc039_b B. 高橋幼稚園 1383 1789
30 codefestival_2016_qualC_c C. Two Alpinists 1404 2724
31 arc027_2 B. 大事な数なのでZ回書きまLた。 1432 1553
32 abc034_c C. 経路 1440 5115
33 abc167_e E. Colorful Blocks 1442 5527
34 abc123_d D. Cake 123 1489 6265
35 agc051_a A. Dodecagon 1495 1233
36 abc156_e E. Roaming 1514 4345
37 abc057_d D. Maximum Average Sets 1658 3964
38 abc201_e E. Xor Distances 1694 3623
39 arc145_c C. Split and Maximize 1697 2144
40 abc021_d D. 多重ループ 1704 3444
41 arc077_b D. 11 1715 4187
42 agc025_b B. RGB Coloring 1739 2830
43 abc171_f F. Strivore 1795 3804
44 arc023_3 C. タコヤ木 1833 1086
45 abc011_4 D. 大ジャンプ 1843 1624
46 abc150_e E. Change a Little Bit 1851 2614
47 abc168_e E. ∙ (Bullet) 1896 3301
48 arc058_b D. Iroha and a Grid 1905 6277
49 abc127_e E. Cell Distance 1938 3567
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 938
52 abc205_e E. White and Black Balls 2025 2661
53 abc024_d D. 動的計画法 2050 1313
54 arc127_c C. Binary Strings 2092 1108
55 arc067_c E. Grouping 2190 1661
56 arc137_d D. Prefix XORs 2191 1310
57 abc256_g G. Black and White Stones 2250 1035
58 arc004_4 D. 表現の自由 ( Freedom of expression ) 2267 998
59 abc136_f F. Enclosed Points 2334 1528
60 arc140_d D. One to One 2443 889
61 abl_f F. Heights and Pairs 2545 482
62 arc032_4 D. アットコーダーモンスターズ 2861 128
63 arc012_4 D. Don't worry. Be Together 3046 189
64 arc093_d F. Dark Horse 3201 1057
65 agc021_e E. Ball Eat Chameleons 3944 852
66 typical90_bq 069. Colorful Blocks 2（★3） null 5062
67 typical90_cf 084. There are two types of characters（★3） null 4895
68 typical90_cd 082. Counting Numbers（★3） null 4060
69 agc001_e E. BBQ Hard null 2694
70 typical90_o 015. Don't be too close（★6） null 2519
71 cpsco2019_s1_d D. Dessert Planning null 553
72 kupc2019_d D. Maximin Game null 325
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 184
76 donuts_live2014_4 D. サバゲー null 130
77 ttpc2019_g G. Palindromic Love Letter null 104
78 tkppc6_2_k K. Ball in the Box 2 null 46