#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int compare_strings(const void *e1, const void *e2);

int main()
{
   char strings[][20] = {
      "apples",
      "grapes", 
      "strawberries",
      "bananas"
   };
   char item[20] = "strawberries";

   //sort the strings
   qsort(strings, 4, 20, compare_strings);

   //search for strawberries
   char *pos = (char *) bsearch(item, strings, 4, 20, compare_strings);

   if (pos)
      printf("The string \"%s\" was found.\n", pos);

   return 0;
}

int compare_strings(const void *e1, const void *e2) 
{
   return strcmp((char *) e1, (char *) e2);
}