 4 2 1 < input/dat777
3 5 3 < input/inp.43
9  4  3  < input/lu481
8  5  4  < input/lu324
 0 0 0 < input/tc.169
6  9  4  < input/lu234
2 0 0 < input/dt.1
1 3 4 < input/zt.30
