1  8  1  < input/lu391
 0 0 4 < input/dat265
0 9 7 < input/add.317
4  5  10  < input/lu420
 0 2 5 < input/dat338
 0 0 5 < input/dat399
5 2 8 < input/bdt.41
2 3 1 < input/nnt9
0 7 4 < input/inp.44
