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


void swap( int *a, int *b)
{

	int *temp;
	temp = new int;
	*temp = *a;
	*a = *b;
	*b = *temp;
}



int main()
{
	int *a ;
	int *b ;

	int c = 20000;
	int d = 77777;

	a = &c;
	b = &d;

	printf("a = %i\n", *a);
	printf("b = %i\n", *b);
	printf("c = %i\n", c);
	printf("d = %i\n", d);

	*a = 100;
	d = 88888;

	printf("\n");
	printf("a = %i\n", *a);
	printf("b = %i\n", *b);
	printf("c = %i\n", c);
	printf("d = %i\n", d);

	swap(&c, &d);

	printf("\n");
	printf("a = %i\n", *a);
	printf("b = %i\n", *b);
	printf("c = %i\n", c);
	printf("d = %i\n", d);

	return 0;
}