Matlab, ≤16. Cracked by WauzlCracked by Wauzl
Range ≤16.
This works in Octave too.
The printed string is as follows:
ans =
0 0 0 0 0 0 0 0 0
0 0 0 0 9 4 0 0 0
0 0 0 0 32 18 0 0 0
0 0 0 9 1 0 3 0 0
0 0 7 0 0 2 10 0 0
0 0 3 0 2 2 3 0 0
0 0 0 19 63 22 1 0 0
0 0 0 4 13 4 0 0 0
0 0 0 0 0 0 0 0 0