مرتب سازی حبابی

عزیزان این هم سورس مرتب سازی حبابی

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

// swap two strings
void sswap( char **str1, char **str2 )
{
    char *tmp = *str1;
    *str1 = *str2;
    *str2 = tmp;
    tmp = NULL;
}

// ordering strings alphabetically in ascendant or descendant order
void alphasort( char **str, const int &strnum, bool ascendant )
{
    int result = 0;
    for( int i = strnum - 1; i > 0; i-- )
    {
        for( int j = 0; j < i; j++ )
        {
            result = strcmp( str[j], str[j+1] );
            if(( ascendant && result > 0 ) ||
               ( !ascendant && result < 0 )) {
                sswap( &str[j], &str[j+1] );
            }
        }
    }
}

// displays a list countries on the screen
void displayCountries( char **Country, int country_number )
{
    for( int k = 0; k < country_number; k++ )
    {
        cout << "(" << k+1 << ")" << Country[k];
        if( k != country_number - 1 ) {
            cout << endl;
        }
    }
}
    
void main()
{
    const int number = 12; // the number of countries
    
    char *Country[number] = {
      "France", "Russia", "Ghana", "Canada",
      "Zimbabwe", "Japan", "Tahiti", "Cuba",
      "China", "Australia", "USA", "Greece"
    };

    cout << "\nList of countries before alphabetical ordering:" << endl;
    
    displayCountries( Country, number );

    // perform ascendant alphabetical ordering
    alphasort( Country, number, 1 );
    cout << "\n\n\n" << "after ascendant alphabetical ordering:" << endl;
    displayCountries( Country, number );

    // perform descendant alphabetical ordering
    alphasort( Country, number, 0 );
    cout << "\n\n\n" << "after descendant alphabetical ordering:" << endl;
    displayCountries( Country, number );

    cout << endl;
}