N fx
 4 
 0 
 146 
 534 
4
0
400
3500
2
-1
0
0
0
0
 1 
 717 
 495 
0
0
0
0
0
0
0
0
0
0
 45 
 501 
 494 
12
4
47
0
-1
70
0
0
0
0
 7 
 319 
 506 
0
29
59
12
0
0
0
0
0
0
Nlinks
 7 
-
 1 
 1 
-
 0 
 3 
-
 2 
 2 
-
 0 
 3 
-
 3 
 3 
-
 0 
 3 
-
 1 
 1 
-
 3 
 2 
-
 1 
 1 
-
 2 
 1 
-
 2 
 1 
-
 2 
 1 
-
 3 
 1 
-
 2 
 1 
