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/* -*- mode: C -*- */
/*
IGraph library.
Copyright (C) 2007-2012 Gabor Csardi <csardi.gabor@gmail.com>
334 Harvard street, Cambridge MA, 02139 USA
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include <igraph.h>
#include <stdlib.h>
void print_vector(igraph_vector_t *v, FILE *f) {
long int i;
for (i=0; i<igraph_vector_size(v); i++) {
fprintf(f, " %li", (long int) VECTOR(*v)[i]);
}
fprintf(f, "\n");
}
int main() {
igraph_vector_t v1, v2, v3;
igraph_real_t min, max;
long int imin, imax;
int i;
igraph_vector_init_seq(&v1, 1, 10);
igraph_vector_init_seq(&v2, 0, 9);
igraph_vector_swap(&v1, &v2);
print_vector(&v1, stdout);
print_vector(&v2, stdout);
igraph_vector_swap_elements(&v1, 0, 9);
igraph_vector_swap_elements(&v1, 3, 6);
print_vector(&v1, stdout);
igraph_vector_reverse(&v2);
print_vector(&v2, stdout);
igraph_vector_reverse(&v2);
print_vector(&v2, stdout);
igraph_vector_destroy(&v1);
igraph_vector_destroy(&v2);
igraph_vector_init(&v1, 10);
igraph_vector_init(&v2, 10);
igraph_vector_fill(&v1, 4);
igraph_vector_fill(&v2, 2);
igraph_vector_add(&v1, &v2);
print_vector(&v1, stdout);
igraph_vector_sub(&v1, &v2);
print_vector(&v1, stdout);
igraph_vector_div(&v1, &v2);
print_vector(&v1, stdout);
igraph_vector_mul(&v1, &v2);
print_vector(&v1, stdout);
igraph_vector_minmax(&v1, &min, &max);
igraph_vector_which_minmax(&v1, &imin, &imax);
printf("%g %g %li %li\n", min, max, imin, imax);
igraph_vector_destroy(&v1);
igraph_vector_destroy(&v2);
igraph_vector_init_seq(&v1, 1, 10);
igraph_vector_init(&v2, 10);
for (i=0; i<10; i++) { VECTOR(v2)[i] = 10-i; }
igraph_vector_minmax(&v1, &min, &max);
igraph_vector_which_minmax(&v1, &imin, &imax);
printf("%g %g %li %li\n", min, max, imin, imax);
igraph_vector_minmax(&v2, &min, &max);
igraph_vector_which_minmax(&v2, &imin, &imax);
printf("%g %g %li %li\n", min, max, imin, imax);
if (igraph_vector_isnull(&v1)) {
return 1;
}
igraph_vector_null(&v1);
if (!igraph_vector_isnull(&v1)) {
return 2;
}
igraph_vector_destroy(&v1);
igraph_vector_destroy(&v2);
igraph_vector_init_int(&v1, 10, 3, 5, 6, 6, 6, 7, 8, 8, 9, 10);
igraph_vector_init_int(&v2, 10, 1, 3, 3, 6, 6, 9, 12, 15, 17, 20);
igraph_vector_init(&v3, 0);
igraph_vector_intersect_sorted(&v1, &v2, &v3);
print_vector(&v3, stdout);
igraph_vector_difference_sorted(&v1, &v2, &v3);
print_vector(&v3, stdout);
igraph_vector_difference_sorted(&v2, &v1, &v3);
print_vector(&v3, stdout);
igraph_vector_difference_sorted(&v2, &v2, &v3);
print_vector(&v3, stdout);
igraph_vector_destroy(&v1);
igraph_vector_destroy(&v2);
igraph_vector_destroy(&v3);
if (IGRAPH_FINALLY_STACK_SIZE() != 0) return 3;
return 0;
}
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