23 lines
762 B
C
23 lines
762 B
C
#ifndef CARTESIAN_PRODUCT_H
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#define CARTESIAN_PRODUCT_H
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#include <stdlib.h>
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#include <stdarg.h>
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#include "collections.h"
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typedef struct cartesian_product_iterator {
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size_t remaining;
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uint32_array *lengths;
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uint32_array *state;
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} cartesian_product_iterator_t;
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cartesian_product_iterator_t *cartesian_product_iterator_new(size_t n, ...);
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cartesian_product_iterator_t *cartesian_product_iterator_new_vargs(size_t n, va_list args);
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uint32_t *cartesian_product_iterator_start(cartesian_product_iterator_t *self);
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uint32_t *cartesian_product_iterator_next(cartesian_product_iterator_t *self);
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bool cartesian_product_iterator_done(cartesian_product_iterator_t *self);
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void cartesian_product_iterator_destroy(cartesian_product_iterator_t *self);
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#endif |