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5.10.6  Transform a cycle into permutation: cycle2perm

cycle2perm takes on cycle as argument.
cycle2perm returns the permutation of size n corresponding to the cycle given as argument, where n is chosen as small as possible (see also permu2cycles and cycles2permu).
Input:

cycle2perm([1,3,5])

Output:

[0,3,2,5,4,1]

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