/* 3. ´ÙÀ½ C ÇÁ·Î±×·¥ÀÇ Ãâ·ÂÀ» ½á¶ó. */


#include <stdio.h>
#include <malloc.h>

int key[5] = { 1, 2, 3, 4, 5};

struct node {
	int num;
	struct node *next;
};

main()
{
	struct node *p;
	struct node *q;
	int i;

	p = (struct node *)malloc(sizeof(struct node));
	p->num = key[0];
	for(i = 1; i < 5; i++) {
		q = (struct node *)malloc(sizeof(struct node));
		q->num = key[i];
		p->next = q;
		q->next = q;
	}
	for(i = 0; i < 5; i++) {
		printf("%d ",p->num);
		p = p->next;
	}
}