Data-Structure:Union-Find-Tree

# ID Name Difficulty Solver
1 abc325_c C. Sensors 400 8637
2 abl_c C. Connect Cities 435 6426
3 abc288_c C. Don’t be cycle 436 8355
4 abc287_c C. Path Graph? 466 8105
5 abc269_d D. Do use hexagon grid 612 6962
6 abc285_d D. Change Usernames 663 6494
7 abc333_d D. Erase Leaves 704 7387
8 abc231_d D. Neighbors 726 6887
9 abc177_d D. Friends 732 11347
10 arc106_b B. Values 732 5324
11 abc142_d D. Disjoint Set of Common Divisors 827 10604
12 abc293_d D. Tying Rope 830 6470
13 abc206_d D. KAIBUNsyo 879 7727
14 abc259_d D. Circumferences 947 6548
15 arc114_b B. Special Subsets 1000 3534
16 abc229_e E. Graph Destruction 1015 5385
17 abc352_e E. Clique Connect 1030 5594
18 abc372_e E. K-th Largest Connected Components 1042 4966
19 abc276_e E. Round Trip 1058 5052
20 abc075_c C. Bridge 1067 8565
21 abc328_e E. Modulo MST 1160 4912
22 arc032_2 B. 道路工事 1169 2993
23 abc334_e E. Christmas Color Grid 1 1195 4186
24 abc157_d D. Friend Suggestions 1208 6822
25 arc107_c C. Shuffle Permutation 1223 3705
26 abc264_e E. Blackout 2 1229 4401
27 arc097_b D. Equals 1270 6626
28 abc235_e E. MST + 1 1304 4405
29 abc226_e E. Just one 1327 4129
30 abc126_e E. 1 or 2 1340 6989
31 abc214_d D. Sum of Maximum Weights 1341 6135
32 abc120_d D. Decayed Bridges 1355 6917
33 arc027_2 B. 大事な数なのでZ回書きまLた。 1432 1510
34 codefestival_2016_final_c C. Interpretation 1525 2274
35 abc238_e E. Range Sums 1577 4457
36 abc040_d D. 道路の老朽化対策について 1656 2210
37 abc219_e E. Moat 1690 2425
38 abc247_f F. Cards 1697 2771
39 apc001_d D. Forest 1719 1762
40 arc056_b B. 駐車場 1726 1332
41 abc279_f F. BOX 1777 2203
42 abc131_f F. Must Be Rectangular! 1937 2520
43 arc029_3 C. 高橋君と国家 1973 940
44 arc065_b D. Connectivity 1996 4853
45 abc181_f F. Silver Woods 2009 1925
46 arc112_d D. Skate 2028 1504
47 arc036_d D. 偶数メートル 2227 723
48 keyence2020_e E. Bichromization 2340 634
49 arc140_d D. One to One 2443 767
50 arc098_d F. Donation 3189 793
51 typical90_l 012. Red Painting（★4） null 5566
52 practice2_a A. Disjoint Set Union null 5383
53 unionfind_a B. Union Find null 5214
54 typical90_bp 068. Paired Information（★5） null 1705
55 joisc2007_fiber fiber. 光ファイバー (Fiber) null 686
56 iroha2019_day2_d D. 楽しすぎる家庭菜園 null 542
57 joig2023_e E. 運河 (Canal) null 206
58 tkppc4_2_e E. 引きこもり null 184
59 pakencamp_2019_day3_e E. 大きなクリスマスプレゼント null 153
60 kupc2014_c C. 占い null 146
61 code_festival_exhibition_a A. パズル null 37