#include<stdio.h>#include<stdlib.h>#include<iostream> using namespace std; struct Node{ int data; Node *next;}; //初始化Node *init(){ Node *head=new Node; head->next=NULL; return head;} //頭插法創建節點void insetList(Node *head,int i){ Node *cur=new Node;  cur->data=i;  cur->next=head->next; head->next=cur;} //鏈表A,B生成void CreateList(Node *head_A,Node *head_B){ for(int i=0;i<20;i++) {  insetList(head_A,i);  i++;  insetList(head_B,i); } //增加鏈表B的長度 insetList(head_B,20); insetList(head_B,25);} void Linklist(Node *head_A,Node *head_B,Node *List_C){ Node *pa=head_A->next; //pa指向鏈表A的首元節點 Node *pb=head_B->next; //pa指向鏈表B的首元節點 Node *pc=List_C;  //pc指向C的頭節點  while(pa&&pb)  //某一鏈表遍歷結束即退出 {  pc->next=pa; //先存A鏈表的節點  pc=pa;   //pc指向pa，pc前進一個節點  pa=pa->next; //pa前進一個節點   pc->next=pb; //存B鏈表的節點  pc=pb;     pb=pb->next; }  //判斷誰先結束，然后把沒結束的剩余結點的鏈接上 pc->next=pa?pa:pb;   delete head_B; //釋放鏈表B} //打印鏈表void print(Node *head){ Node *temp=head->next; //防止頭指針移動 while(temp) {  cout<<temp->data<<" ";  temp=temp->next; }}void main(){ Node *head_A=init(); //鏈表A Node *head_B=init(); //鏈表B Node *List_C=head_A; //鏈表C  //創建鏈表A，B CreateList(head_A,head_B);  //打印鏈表 cout<<"鏈表A為："; print(head_A); cout<<endl<<"鏈表B為："; print(head_B);  //合并鏈表A，B生成鏈表C Linklist(head_A,head_B,List_C); cout<<endl<<"鏈表C為："<<endl; print(List_C);  system("pause"); }