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MST,Disjoint sets,SCC problems
Problem Name Online Judge Year Contest Difficulty Level
1 The Bottom of a Graph Categories SPOJ 1
2 Virtual Friends Categories UVA 1
3 Kids Love Candies Categories A2 Online Judge 1
4 Connect the Campus Categories UVA 1
5 Dark roads Categories UVA 1
6 Heavy Cargo Categories UVA 1
7 Bytelandian Blingors Network Categories SPOJ 1
8 Freckles Categories UVA 1
9 Dragon of Loowater Categories UVA 1
10 The Tourist Guide Categories UVA 1
11 ACM Contest and Blackout Categories UVA 1
12 Herding Categories SPOJ 1
13 Ubiquitous Religions Categories UVA 1
14 Frogger Categories UVA 1
15 Network Connections Categories UVA 1
16 Arctic Network Categories UVA 1
17 Cobbled streets Categories SPOJ 1
18 Dominos Categories UVA 1
19 Friends Categories UVA 1
20 Capital City Categories SPOJ 1
21 Audiophobia Categories UVA 1
22 The Benefactor Categories SPOJ 1
23 A Bug’s Life Categories SPOJ 1
24 Fake tournament Categories SPOJ 1
25 Graph Connectivity Categories UVA 1
26 Calling Circles Categories UVA 1
27 Heavy Cycle Edges Categories UVA 2
28 Expensive subway Categories UVA 2
29 Highways Categories UVA 2
30 Come and Go Categories UVA 2
31 Heavy Cargo Categories TJU 2
32 Rings and Glue Categories UVA 2
33 Nature Categories UVA 2
34 Strange Food Chain Categories SPOJ 2
35 Network Categories TJU 2
36 Transportation system. Categories UVA 2
37 Bus Problem Categories Live Archive 2014 Asia - Taichung 2
38 Fibonacci Tree Categories Live Archive 2013 Asia - Chengdu 2
39 Buy Car Categories TJU 2
40 Corporative Network Categories SPOJ 2
41 Driving Range Categories UVA 2
42 Traffic Flow Categories UVA 2
43 Lighting Away Categories UVA 2
44 Reliable Nets Categories SPOJ 2
45 Highways Categories TJU 2
46 Cost Categories SPOJ 2
47 Fix the Pond Categories Live Archive 2012 Latin America 2
48 True Friends Categories SPOJ 2
49 Airports Categories UVA 2
50 Money Matters Categories UVA 2
51 War Categories UVA 2
52 Is There A Second Way Left? Categories UVA 2
53 Freckles Categories TJU 2
54 Re-connecting Computer Sites Categories UVA 2
55 X-Plosives Categories UVA 3
56 The Dragon of Loowater Categories PKU 3
57 Anti Brute Force Lock Categories UVA 3
58 Almost Union-Find Categories UVA 3
59 Killing Aliens in Borg Maze Categories UVA 3
60 Square dance Categories SPOJ 3
61 Oreon Categories UVA 3
62 RACING Categories UVA 3
63 Oreon Categories TJU 3
64 IP-TV Categories UVA 3
65 Proving Equivalences Categories SPOJ 3
66 Madrids One Way Streets Categories SPOJ 3
67 Count Minimum Spanning Trees Categories SPOJ 4
68 Island Hopping Categories SPOJ 4
69 Civilization Categories Codeforces Codeforces Round #260 (Div. 1) & Codeforces Round #260 (Div. 2) 4
70 Fatawy Categories SPOJ 4
71 The Bug Sensor Problem Categories UVA 4
72 Prim Categories UVA 5
73 Fix the Pond Categories UVA 5
74 Hedge Mazes Categories UVA 5
75 Kingdoms Categories UVA 6
76 FreeDiv Categories Codeforces Codeforces Beta Round #66 8
77 Dividing Kingdom II Categories Codeforces Codeforces Round #360 (Div. 1) 8