 1 1 5 < input/dat005
10 10 4 < input/inp.18
 0 1 0 < input/dat521
 5 4 4 < input/dat278
4  7  10  < input/lu224
1 0 1 < input/nnt2
10  7  8  < input/lu442
7  8  3  < input/lu445
