Data-Structure:Union-Find-Tree

# ID Name Difficulty Solver
1 abc325_c C. Sensors 400 8948
2 abl_c C. Connect Cities 435 6531
3 abc288_c C. Don’t be cycle 436 8550
4 abc287_c C. Path Graph? 466 8300
5 abc269_d D. Do use hexagon grid 612 7142
6 abc285_d D. Change Usernames 663 6663
7 abc333_d D. Erase Leaves 704 7663
8 abc231_d D. Neighbors 726 7056
9 abc177_d D. Friends 732 11493
10 arc106_b B. Values 732 5418
11 abc142_d D. Disjoint Set of Common Divisors 827 10767
12 abc293_d D. Tying Rope 830 6621
13 abc206_d D. KAIBUNsyo 879 7855
14 abc259_d D. Circumferences 947 6674
15 arc114_b B. Special Subsets 1000 3594
16 abc229_e E. Graph Destruction 1015 5531
17 abc352_e E. Clique Connect 1030 5784
18 abc372_e E. K-th Largest Connected Components 1042 5273
19 abc276_e E. Round Trip 1058 5193
20 abc075_c C. Bridge 1067 8763
21 abc328_e E. Modulo MST 1160 5077
22 arc032_2 B. 道路工事 1169 3051
23 abc334_e E. Christmas Color Grid 1 1195 4344
24 abc157_d D. Friend Suggestions 1208 6908
25 arc107_c C. Shuffle Permutation 1223 3762
26 abc264_e E. Blackout 2 1229 4509
27 abc380_e E. 1D Bucket Tool 1230 4373
28 arc097_b D. Equals 1270 6713
29 abc235_e E. MST + 1 1304 4527
30 abc226_e E. Just one 1327 4228
31 abc126_e E. 1 or 2 1340 7137
32 abc214_d D. Sum of Maximum Weights 1341 6314
33 abc120_d D. Decayed Bridges 1355 7070
34 arc027_2 B. 大事な数なのでZ回書きまLた。 1432 1529
35 codefestival_2016_final_c C. Interpretation 1525 2287
36 abc238_e E. Range Sums 1577 4586
37 abc040_d D. 道路の老朽化対策について 1656 2240
38 abc219_e E. Moat 1690 2473
39 abc247_f F. Cards 1697 2848
40 apc001_d D. Forest 1719 1775
41 arc056_b B. 駐車場 1726 1348
42 abc279_f F. BOX 1777 2272
43 abc131_f F. Must Be Rectangular! 1937 2575
44 arc029_3 C. 高橋君と国家 1973 956
45 arc065_b D. Connectivity 1996 4958
46 abc181_f F. Silver Woods 2009 1958
47 arc112_d D. Skate 2028 1552
48 arc036_d D. 偶数メートル 2227 736
49 keyence2020_e E. Bichromization 2340 643
50 arc140_d D. One to One 2443 814
51 arc098_d F. Donation 3189 831
52 typical90_l 012. Red Painting（★4） null 5783
53 practice2_a A. Disjoint Set Union null 5671
54 unionfind_a B. Union Find null 5307
55 typical90_bp 068. Paired Information（★5） null 1787
56 joisc2007_fiber fiber. 光ファイバー (Fiber) null 711
57 iroha2019_day2_d D. 楽しすぎる家庭菜園 null 547
58 joig2023_e E. 運河 (Canal) null 235
59 tkppc4_2_e E. 引きこもり null 187
60 pakencamp_2019_day3_e E. 大きなクリスマスプレゼント null 155
61 kupc2014_c C. 占い null 146
62 code_festival_exhibition_a A. パズル null 39