combinatorics.h

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#ifndef VIENNA_RNA_PACKAGE_COMBINATORICS_H
#define VIENNA_RNA_PACKAGE_COMBINATORICS_H

#include <ViennaRNA/fold_compound.h>

unsigned int **
vrna_enumerate_necklaces(const unsigned int *type_counts);


unsigned int
vrna_rotational_symmetry_num(const unsigned int *string,
                             size_t             string_length);


unsigned int
vrna_rotational_symmetry_pos_num(const unsigned int *string,
                                 size_t             string_length,
                                 unsigned int       **positions);


unsigned int
vrna_rotational_symmetry(const char *string);


unsigned int
vrna_rotational_symmetry_pos(const char   *string,
                             unsigned int **positions);


unsigned int
vrna_rotational_symmetry_db(vrna_fold_compound_t  *fc,
                            const char            *structure);


unsigned int
vrna_rotational_symmetry_db_pos(vrna_fold_compound_t  *fc,
                                const char            *structure,
                                unsigned int          **positions);


#endif