#include <stdlib.h>
struct da_template {
  void *items;
  int count;
  int capacity;
};

void *dyn_array_create() {
  struct da_template *da = malloc(sizeof(struct da_template));
  da->items = malloc(0);
  da->count = 0;
  da->capacity = 0;
  return da;
}
void dyn_array_create_inplace(void *array) {
  struct da_template *da = array;
  da->items = malloc(0);
  da->count = 0;
  da->capacity = 0;
}