Heap's algorithm (All Permutations All Permutations)
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Time Complexity
$O(n)$ per permutation
Space Complexity
$O(n)$ words
($O(n)$-sized stack or array necessary)
Description
Approximate?
Exact
Randomized?
No, deterministic
Model of Computation
Word RAM
Year
1963
Reference
https://academic-oup-com.ezproxy.canberra.edu.au/comjnl/article/6/3/293/360213