3 3 2 < input/add.74
 2 1 5 < input/dat575
5 3 9 < input/add.302
5 3 3 < input/dat610
1 2 3 < input/ft.20
2 1 10 < input/inp.20
 2 2 4 < input/dat408
 0 1 2 < input/dat646
