/* 2. ´ÙÀ½ ÇÁ·Î±×·¥ÀÇ Ãâ·ÂÀ» ½á¶ó. */


#include <stdio.h>

int number[5] = { 1, 2, 3, 4, 5 }; // ¿©±â¸¦ ¹Ù²Ü °Í

void foo(int p,int *q,int &r)
{
	int t;

	t = p; *q = p; p = t;
	t = *q; *q = r; r = *q;
}

void main()
{
	foo(number[0],&number[1],number[2]);
	foo(number[2],&number[3],number[4]);

	for(int i = 0; i < 5; i++)
		printf("%d ",number[i]);
}