RT就是要刪除偶數，接下來是我的程式： #include<stdio.h> #include<stdlib.h> #include<string.h> struct stud_node{ int num; struct stud_node *next; }; int main(void) { struct stud_node *head,*tail, *p,*ptr1,*ptr2; int num; int siz... RT就是要刪除偶數，接下來是我的程式：

#include<stdio.h>

#include<stdlib.h>

#include<string.h>

struct stud_node{

int num;

struct stud_node *next;

};

int main(void)

{

struct stud_node *head,*tail, *p,*ptr1,*ptr2;

int num;

int size = sizeof(struct stud_node);

head = tail = NULL;

scanf("%d", &num);

while(num != 0){

p = (struct stud_node *)malloc(size);

p->num = num;

p->next = NULL;

if(head==NULL)

head=p;

else

tail->next = p;

tail = p;

scanf("%d", &num);

}

//以上為輸入

ptr1=head;

ptr2=head->next;

while(ptr2!=NULL){

if((ptr2->num)%2==0){

ptr1->next=ptr2->next;

free(ptr2);

}

else

ptr1=ptr2;

ptr2=ptr1->next;

}

for(p = head; p != NULL; p = p->next)

{

printf("%d", p->num);

printf(" ");

}

return 0;

}