HPCombi
High Performance Combinatorics in C++ using vector instructions v1.0.1
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Find if a vector is a permutation of one other. More...
#include <epu8.hpp>
Find if a vector is a permutation of one other.
a,b | two HPCombi::epu8 |
res
[i] is the position in a
of b
[i] if b
[i] appears exactly once in a
, or undefined if not.