링크 가 조세 프 링 문 제 를 해결 하 다.

#include
#include

typedef struct link
{
    int data;
    struct link *next;
}Circle,*Circlepoint;

Circlepoint Create(Circlepoint head)
{
    int n,i,num,x;
    Circlepoint p;
    head=(Circlepoint)malloc(sizeof(Circle));
    head->next=NULL;
    printf("      :
");
    scanf("%d",&n);
    Circlepoint s,r=head;
    printf("     :
");
    for(i=0;iscanf("%d",&num);
        s=(Circlepoint)malloc(sizeof(Circle));
        s->data=num;
        //printf("%d     %d
",i,s->data);
        r->next=s;
        r=s;
    }
    r->next=head->next;
    printf("         ：");
    scanf("%d",&x);
    p=head->next;
    while(p->data!=x)
    {
        p=p->next;
    }
    head->next=p;//       
    return head;
}

void show(Circlepoint head)
{
    Circlepoint p;
    p=head;
    for(p=head->next;p->next!=head->next;p=p->next)
    {
        printf("%d\t",p->data);
    }
    printf("%d\t",p->data);
    printf("

");

}


Circlepoint Delete_(Circlepoint head,int n)
{
        Circlepoint p,r;
        int i;
        p=head;
        while(p->next!=p) //            
        {   
            for(i=0;i1;i++)
            {
                p=p->next;
            }
            r=p->next; //      1
            p->next=r->next;//      2，     
            printf("%d",r->data);
            head->next=p->next;
        }
        return head;

}