ID NAME QUALITY USERS ACC % DIFFICULTY C I
30 Bytelandian Blingors Network   51 3098
14
10
368 Cobbled streets   94 4901
14
13
11443 Davids Greed   3 213
28
19
16776 Modems   7 132
20
17
3381 Highways   60 3536
10
9
18284 Petya and the Road Repairs   52 740
19
22
3188 Minimum Spanning Tree   83 6308
10
9
13868 Roads of NITT   33 428
23
24
15650 Dark roads   25 999
11
10

#mst

minimum spanning tree

https://en.wikipedia.org/wiki/Minimum_spanning_tree http://algs4.cs.princeton.edu/43mst/