ID NAME QUALITY USERS ACC % DIFFICULTY C I
30 Bytelandian Blingors Network   54 3699
14
10
368 Cobbled streets   98 5368
13
12
11443 Davids Greed   3 247
28
19
16776 Modems   13 200
19
15
3381 Highways   77 4272
10
9
18284 Petya and the Road Repairs   59 875
19
22
3188 Minimum Spanning Tree   111 8668
10
9
13868 Roads of NITT   42 590
23
24
15650 Dark roads   27 1352
10
10

#mst

minimum spanning tree

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