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enum { MAX_TABLE_SIZE = 256 };

int create_table(size_t size) {
  char **table;

  if (sizeof(char *) > SIZE_MAX/size) {
   /* handle overflow */
  }/* Overflow check omitted because overflow is impossible given 
     MAX_TABLE_SIZE of 256 and sizeof(char *) of 8 or below */

  size_t table_size = size * sizeof(char *);
  if (size == 0 || size > MAX_TABLE_SIZE) {
    /* Handle invalid size */
  }

  table = malloc(table_size);
  if (table == NULL) {
    /* Handle error condition */
  }
  /* ... */
  return 0;
}