diff -r d59bea55db9b -r c445c931472f examples/sample.col
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/sample.col	Mon Dec 06 13:09:21 2010 +0100
@@ -0,0 +1,30 @@
+c sample.col
+c
+c This is an example of the vertex coloring problem data
+c in DIMACS format.
+c
+p edge 10 21
+c
+e 1 2
+e 1 6
+e 1 7
+e 1 10
+e 2 3
+e 2 7
+e 2 8
+e 3 4
+e 3 8
+e 4 5
+e 4 8
+e 4 9
+e 5 6
+e 5 9
+e 5 10
+e 6 10
+e 7 8
+e 7 10
+e 8 9
+e 8 10
+e 9 10
+c
+c eof