고한종/swap()

Difference between r1.2 and the current

#include <stdio.h>

void swap(int *a, int *b)
{
	int temp;
	temp = *a;
	*a = *b;
	*b = temp;
}

int main()
{
	int a=3 , b=5;
	printf("%d,%d\n",a,b);
	printf("%d,%d\n",&a,&b);
	swap(&a,&b);
	printf("%d,%d\n",a,b);
	printf("%d,%d\n",&a,&b);

	return 0;
}