/* 24.12.2008 last modification: 26.06.2013
Copyright (c) 2008-2013 by Siegfried Koepf

This file is distributed under the terms of the GNU General Public License
version 3 as published by the Free Software Foundation.
For information on usage and redistribution and for a disclaimer of all
warranties, see the file COPYING in this distribution.

testing
gen_part_revlex_init() and gen_part_revlex_next()

compile
gcc -o part_revlex_example part_revlex_example.c part_revlex.c
*/

#include <stdio.h>
#include <stdlib.h>
#include "_generate.h"

int main(void)
{
unsigned char n           = 6;    //length of alphabet
unsigned char k;                  //length of figures
unsigned char *vector     = NULL; //where the current figure is stored
int           gen_result;         //return value of generation functions
unsigned int  set_counter;        //counting generated sequences
int           x;                  //iterator

//alloc memory for vector
vector = (unsigned char *)malloc(sizeof(unsigned char) * n);
if(vector == NULL)
 {
 fprintf(stderr, "error: insufficient memory\n");
 exit(EXIT_FAILURE);
 }

set_counter = 0;
printf("part_revlex(%u)\n", n);

//initialize
gen_result = gen_part_revlex_init(vector, n, &k);

if(gen_result == GEN_EMPTY)
 {
 set_counter++;
 printf("{} (%u)\n", set_counter);
 }

//generate all successors
while(gen_result == GEN_NEXT)
 {
 set_counter++;

 for(x = 0; x < k; x++)
  printf("%u ", vector[x]);

 printf("(%u)\n", set_counter);

 gen_result = gen_part_revlex_next(vector, &k);
 }

return(EXIT_SUCCESS);
}