N fx
 5 
 0 
 268 
 446 
0
0
0
0
0
0
0
0
0
0
 1 
 554 
 445 
0
0
0
0
0
0
0
0
0
0
 4 
 449 
 360 
0
55
0
0
0
0
0
0
0
0
 4 
 394 
 543 
0
55
0
0
0
0
0
0
0
0
 4 
 389 
 443 
0
55
0
0
0
0
0
0
0
0
Nlinks
 6 
-
 1 
 1 
-
 0 
 2 
-
 1 
 2 
-
 0 
 4 
-
 1 
 3 
-
 0 
 3 
-
 1 
 1 
-
 2 
 1 
-
 2 
 1 
-
 4 
 1 
-
 3 
 1 
-
 3 
 1 
