C语言链表编译通讯录,[讨论]学了一晚上链表，自己写个通讯录，在TC中编译通过，在DEV C 下却不行。。。...

[讨论]学了一晚上链表，自己写个通讯录，在TC中编译通过，在DEV C 下却不行。。。

/*在TC中运行好好的,win-tc也可以，就是DEV C++编译后一堆看不懂的提示，还望哪位懂DEV C++的解释下~*/

#include

#include

#include

#include

struct stu

{ int num;

char name[20];

char tel[20];

struct stu *next;

};

struct stu *creat(int n)

{

struct stu *head,*p1,*pd;

int i;

for(i=0;i

{

p1=(struct stu*) malloc(sizeof (struct stu));

p1->num=i+1;

printf("No.%d\n",i+1);

printf("Input name\n");

scanf("%s",p1->name);

printf("Input telephone number\n");

scanf("%s",p1->tel);

if(i==0)

head=pd=p1;

else

pd->next=p1;

pd=p1;

pd->next=0;

}

return head;

}

void print(struct stu *head)

{

printf("num\tname\t\t\ttel.number\t\n");

while(head!=NULL)

{

printf("%d\t%s\t\t\t%s\t\n",head->num,head->name,head->tel);

head=head->next;

}

}

struct stu *del(struct stu *head)

{

struct stu *p,*pf;

int n;

if(head==NULL)

{ printf("no list!"); goto end; }

printf("input position\n");

scanf("%d",&n);

p=head;

while(p->num!=n&&p->next!=NULL)

{ pf=p; p=p->next;}

if(p->num==n)

{

if(p==head) head=head->next;

else pf->next=p->next;

free(p);

}

else

printf("There is no this number!\n");

end: return head;

}

void search(struct stu *head)

{

char name[20];

int flag=0;

printf("Input name\n");

scanf("%s",name);

while(head!=NULL)

{

if(strcmp(name,head->name)==0)

{flag=1; break;}

else

head=head->next;

}

if(flag==1)

{printf("num\tname\t\t\ttel.number\n");

printf("%d\t%s\t\t\t%s\n",head->num,head->name,head->tel);

}

else

printf("not found!\n");

}

struct stu *add(struct stu *head)

{

struct stu *pnew,*p,*pb;

pnew=(struct stu*) malloc(sizeof (struct stu));

printf("input posision:");

scanf("%d",&pnew->num);

printf("input name:");

scanf("%s",pnew->name);

printf("input telnumber:");

scanf("%s",pnew->tel);

if(head==NULL)

{head=pnew; head->next=NULL;}

else

p=pb=head;

while(p!=NULL)

{ if(p->num==pnew->num)

{pb->next=pnew;

pnew->next=p;

while(p!=NULL)

{(p->num)=(p->num)+1; p=p->next;}

break;

}

else

if(p->num>pnew->num)

{pb->next=pnew;

pnew->next=p;

break;

}

pb=p;

p=p->next;

}

if(p==NULL)

{pb->next=pnew; pnew->next=NULL;}

return head;

}

void main()

{

int i;

struct stu *head=NULL;

while(1)

{

printf("********Welcome!********\n");

printf("press 1......creat\n");

printf("press 2......add\n");

printf("press 3......search\n");

printf("press 4......print\n");

printf("press 5......delete\n");

printf("press 6......exit\n");

printf("***********************\n");

scanf("%d",&i);

switch(i)

{

case 1 :printf("how many?\n");

scanf("%d",&i);

head=creat(i);

break;

case 2 : head=add(head); break;

case 3 : search(head); break;

case 4 : print(head); break;

case 5 : head=del(head); break;

case 6 : exit(0); break;

}

printf("\nFinished! Press any key...\n");

getch();

}

}