/* -*- mode: C -*- */ /* IGraph library. Copyright (C) 2006 Gabor Csardi <csardi@rmki.kfki.hu> MTA RMKI, Konkoly-Thege Miklos st. 29-33, Budapest 1121, Hungary 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> int print_vector(igraph_vector_t *v) { long int i, n=igraph_vector_size(v); for (i=0; i<n; i++) { printf(" %li", (long int) VECTOR(*v)[i]); } printf("\n"); } void warning_handler_ignore(const char* reason,const char* file,int line,int e) { } int main() { igraph_t g; igraph_vector_ptr_t result; igraph_es_t es; igraph_integer_t omega; long int i, j, n; const int params[] = {4, -1, 2, 2, 0, 0, -1, -1}; igraph_set_warning_handler(warning_handler_ignore); igraph_vector_ptr_init(&result, 0); igraph_full(&g, 6, 0, 0); igraph_es_pairs_small(&es, 0, 0, 1, 0, 2, 3, 5, -1); igraph_delete_edges(&g, es); igraph_es_destroy(&es); for (j=0; j<sizeof(params)/(2*sizeof(params[0])); j++) { if (params[2*j+1] != 0) { igraph_cliques(&g, &result, params[2*j], params[2*j+1]); } else { igraph_largest_cliques(&g, &result); } n = igraph_vector_ptr_size(&result); printf("%ld cliques found\n", (long)n); for (i=0; i<n; i++) { igraph_vector_t* v; v=igraph_vector_ptr_e(&result,i); print_vector((igraph_vector_t*)v); igraph_vector_destroy(v); free(v); } } igraph_clique_number(&g, &omega); printf("omega=%ld\n", (long)omega); igraph_destroy(&g); igraph_tree(&g, 5, 2, IGRAPH_TREE_OUT); igraph_cliques(&g, &result, 5, 5); if (igraph_vector_ptr_size(&result) != 0) return 1; igraph_destroy(&g); igraph_vector_ptr_destroy(&result); return 0; }