/**
 * sort.h
 *   The generic "sort an array of strings" procedure.
 */

#ifndef __SORT_H__
#define __SORT_H__

/**
 * Procedure:
 *   sort
 * Parameters:
 *   strings, an array of strings
 *   size, a non-negative integer
 * Purpose:
 *   Sorts the first size elements of strings.
 * Produces:
 *   [Nothing; Called for the side effect.]
 * Preconditions:
 *   size <= number of elements in strings
 * Postconditions:
 *   strcmp (strings[i-1], strings[i]) <= 0 for 0 < i < size.
 *   Elements have neither been added to nor removed from strings.
 */
void sort (char *strings[], int size);

#endif // __SORT_H__