C语言实现一元多项式的创建、相加

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#define ERROR 0
#define OK 1

typedef struct pNode                                    //建立一元多项式

{

int coef; //系数

int exp;//指数

struct pNode* link;

}pNode;

typedef struct

{

int n;

struct pNode *head;

}polynominal;

 

void Create(polynominal *p)                          //生成表头结点

{

pNode *pn,*pre,*q;

p->head=malloc(sizeof(pNode));

p->head->exp=-1;

p->head->link=NULL;

for(;;)

{

pn=malloc(sizeof(pNode));

printf("coef:\n");

scanf("%d",&pn->coef);                         //输入项的系数

    printf("exp:\n");

scanf("%d",&pn->exp);