That's a memory hungry program! For 10 elements, you will create 1024 arrays, 20 elements give you 1048576 arrays, and 30 elements give you 1073741824 arrays.

The problem as given is in NP (and probably not in P), but that means it's in P-SPACE. Your solution however uses exponential memory.

Abigail

In reply to Re: permutation algorithm by Abigail-II
in thread permutation algorithm by Basilides

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