N fx
 3 
 0 
 157 
 395 
0
0
0
0
0
0
0
0
0
0
 1 
 443 
 450 
0
0
0
0
0
0
0
0
0
0
 89 
 323 
 465 
0
0
0
0
0
0
0
0
0
0
Nlinks
 6 
-
 1 
 1 
-
 0 
 2 
-
 2 
 2 
-
 0 
 2 
-
 3 
 3 
-
 0 
 2 
-
 1 
 1 
-
 2 
 1 
-
 2 
 2 
-
 2 
 1 
-
 3 
 3 
-
 2 
 1 
