N fx
 4 
 0 
 248 
 464 
0
0
0
0
0
0
0
0
0
0
 1 
 778 
 474 
0
0
0
0
0
0
0
0
0
0
 24 
 546 
 387 
1
0
0
1000
2
232
0
0
0
0
 7 
 417 
 408 
0
29
59
12
0
0
0
0
0
0
Nlinks
 7 
-
 1 
 1 
-
 2 
 1 
-
 2 
 1 
-
 2 
 1 
-
 3 
 1 
-
 2 
 1 
-
 1 
 1 
-
 0 
 3 
-
 2 
 2 
-
 0 
 3 
-
 3 
 3 
-
 0 
 3 
-
 1 
 1 
-
 3 
 2 
