--- a
+++ b/examples/DC/adm.txt
@@ -0,0 +1,7 @@
+0  1  0  0  0  0  0  
+0  0  1  1  0  0  0  
+0  0  0  0  1  0  0  
+0  0  0  0  0  1  0  
+0  0  0  0  0  0  1  
+0  0  0  0  0  0  0  
+0  0  0  0  0  0  0