N fx
 4 
 0 
 385 
 426 
0
0
0
0
0
0
0
0
0
0
 1 
 791 
 474 
0
0
0
0
0
0
0
0
0
0
 71 
 575 
 300 
4
1
0
0
0
0
0
0
0
0
 78 
 670 
 397 
8
0
0
0
0
0
0
0
0
0
Nlinks
 4 
-
 1 
 1 
-
 2 
 3 
-
 1 
 1 
-
 3 
 1 
-
 2 
 1 
-
 3 
 1 
-
 3 
 1 
-
 3 
 1 
