0 6 8 < input/inp.90
 0 1 4 < input/dat124
 2 4 2 < input/dat381
 5 3 2 < input/dat499
4 6 3 < input/inp.hf.30
2 1 5 < input/add.343
9  2 < input/ft.21
2 3 -1 < input/zt.4
