data/cycle/graph_description/medium/graph100.txt

In an undirected graph, (i,j) means that node i and node j are connected with an undirected edge.
The nodes are numbered from 0 to 11, and the edges are: (11,8) (5,6) (9,11) (2,0) (7,3) (10,5) (11,2) (7,6) (8,6) (4,2) (1,7).