6  7  10  < input/lu14
 0 0 0 < input/tc.167
 0 0 0 < input/tc.18
0 0 7 < input/inp.60
 0 0 0 < input/tc.74
3 0 0 < input/nnt14
8  9  6  < input/lu180
9  8  5  < input/lu141
 2 0 0 < input/tc.246
