slist.h

多项式运算

#ifndef __LIST_H__
#define __LIST_H__

#define ERROR -1
typedef struct
{
	int exp;
	float coe;
}item;

typedef item data;
typedef data *data_t;

typedef struct node_type
{
	data_t data;
	struct node_type *next;
}node, *node_t;

typedef struct
{
	int len;
	node_t head;
}list, *list_t;

list_t init_list();
int insert_node(list_t list,int index,node_t p_node);
node_t make_node ( data_t data );
void free_node(node_t node);
int delete_node(list_t list_p , int index);

#endif //__LIST_H__