#include<stdio.h>
#include<stdlib.h>
#define N 9
typedef struct node{
int data;
struct node * next;
}ElemSN;
ElemSN * Createlink(int a[]){ //逆向創建單向鏈表
int i;
ElemSN * h=NULL, * p;
for( i=N-1;i>=0;i--){
p=(ElemSN *)malloc(sizeof(ElemSN));
p->data =a[i];
p->next=h;
h=p;
}
return h;
}
void Printlink(ElemSN * h){
ElemSN * p;
for(p=h;p;p=p->next){}
printf("%d\n",p->data);
}
ElemSN * DelMaxNode(ElemSN*h){
ElemSN * Pmax,* p,* Qmax,* q; //p,q指針聯動,Pmax,Qmax也是指針聯動 Pmax表及鏈表中的最大結點,Qmax標記鏈表中最大節點的上一結點
Pmax=h;
for(q=h,p=h->next;p;q=p,p=p->next){ //兩指針聯動
if(Pmax->data<p->data){
Pmax=p;
Qmax=q;
}
}
if(Pmax!=h)
Qmax->next=Pmax->next;
else
h=h->next;
free(Pmax);
return h;
}
int main(void){
int a[]={3,2,5,8,4,7,9,6,1};
ElemSN * head;
head=Createlink(a);
head=DelMaxNode(head);
Printlink(head);
}