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