Data-Structure:Union-Find-Tree

# ID Name Difficulty Solver
1 abc325_c C. Sensors 400 9420
2 abl_c C. Connect Cities 435 6823
3 abc288_c C. Don’t be cycle 436 8914
4 abc287_c C. Path Graph? 466 8655
5 abc269_d D. Do use hexagon grid 612 7366
6 abc285_d D. Change Usernames 663 6967
7 abc333_d D. Erase Leaves 704 7987
8 abc231_d D. Neighbors 726 7380
9 abc177_d D. Friends 732 11855
10 arc106_b B. Values 732 5504
11 abc142_d D. Disjoint Set of Common Divisors 827 11147
12 abc293_d D. Tying Rope 830 6877
13 abc206_d D. KAIBUNsyo 879 8123
14 abc259_d D. Circumferences 947 6915
15 arc114_b B. Special Subsets 1000 3689
16 abc229_e E. Graph Destruction 1015 5752
17 abc352_e E. Clique Connect 1030 6115
18 abc372_e E. K-th Largest Connected Components 1042 5730
19 abc276_e E. Round Trip 1058 5385
20 abc075_c C. Bridge 1067 9074
21 abc328_e E. Modulo MST 1160 5324
22 arc032_2 B. 道路工事 1169 3097
23 abc334_e E. Christmas Color Grid 1 1195 4561
24 abc157_d D. Friend Suggestions 1208 7071
25 arc107_c C. Shuffle Permutation 1223 3827
26 abc264_e E. Blackout 2 1229 4703
27 abc380_e E. 1D Bucket Tool 1230 4719
28 arc097_b D. Equals 1270 6855
29 abc235_e E. MST + 1 1304 4832
30 abc226_e E. Just one 1327 4404
31 abc126_e E. 1 or 2 1340 7383
32 abc214_d D. Sum of Maximum Weights 1341 6696
33 abc120_d D. Decayed Bridges 1355 7469
34 arc027_2 B. 大事な数なのでZ回書きまLた。 1432 1545
35 codefestival_2016_final_c C. Interpretation 1525 2311
36 abc238_e E. Range Sums 1577 4857
37 abc040_d D. 道路の老朽化対策について 1656 2290
38 abc219_e E. Moat 1690 2609
39 abc247_f F. Cards 1697 2987
40 apc001_d D. Forest 1719 1785
41 arc056_b B. 駐車場 1726 1358
42 abc279_f F. BOX 1777 2388
43 abc131_f F. Must Be Rectangular! 1937 2638
44 arc029_3 C. 高橋君と国家 1973 978
45 arc065_b D. Connectivity 1996 5146
46 abc181_f F. Silver Woods 2009 2017
47 arc112_d D. Skate 2028 1600
48 arc036_d D. 偶数メートル 2227 760
49 keyence2020_e E. Bichromization 2340 646
50 arc140_d D. One to One 2443 868
51 arc098_d F. Donation 3189 891
52 typical90_l 012. Red Painting（★4） null 6214
53 practice2_a A. Disjoint Set Union null 6146
54 unionfind_a B. Union Find null 5486
55 typical90_bp 068. Paired Information（★5） null 1938
56 joisc2007_fiber fiber. 光ファイバー (Fiber) null 728
57 iroha2019_day2_d D. 楽しすぎる家庭菜園 null 576
58 joig2023_e E. 運河 (Canal) null 267
59 tkppc4_2_e E. 引きこもり null 200
60 kupc2014_c C. 占い null 159
61 pakencamp_2019_day3_e E. 大きなクリスマスプレゼント null 158
62 code_festival_exhibition_a A. パズル null 45