mdp_permutations.h File Reference

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Functions
long	mdp_permutations (int n)
void	mdp_permutation_sort (int map[], int k)
int	mdp_permutation (int n, int k, int i)

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Detailed Description

Version:

3-1-2005

Author:

Massimo Di Pierro <mdipierro@cs.depaul.edu>

Functions to compute permutations

This file is copyrighted by MetaCryption LLC Read attached license in file mdp_license.pdf This file cannot be distributed without file mdp_license.pdf

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Function Documentation

int mdp_permutation (  int  n, int  k, int  i )

Returns j-th element of the k-th permutations of n numbers For example if n=4 [0123] k=0 [0132] k=1 ... [3210] k=23 Returns -1 on error when (i>n || k>n_permutations(n))

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