Small code reversal single linked list and reversal of the first k nodes of a single linked list

/******************** WZ Asust 2016

Code and Reflection   ********************/#include <iostream> #include <assert.h> #include <vector>// Container-class template #include<stdlib.h>//using random values #include<time.h>using namespace std;  #define  n  1000  #define  K 100 typedef struct node{    int x;          node *next;public:    node (): X ( 1)  ,next (null) {}    node (Int a): X (a),  next (null) {}}node;int xx[]={ 0,7,6,5,4,3,2,1,0};int i=0; void  linkcreat (Node*head) {if (head==null) {  head=new  node;} Head->x=xx[i++];while (i<8) {Node *add=new node (xx[i++]);add->next=head->next;head-> Next=add;}} Void show (node *head) {node *p=head; while (P) {cout<<p->x<< " ";p =p-> Next;} Cout<<endl;}   void v (Node *&head)  {  node *newheaD=head;node *p=head;node *q=head;node *t = null;  while (P->next!=NULL)   {     q=p;     p=p->next;      q->next=t;     t=q;      } head=p;  p->next=q; }void v (node *&head,int k)   { node *newhead= Head;node *p=head;node *q=head;node *t = null;  while (k--)   {      q=p;     p=p->next;     q- >next=t;     t=q;   }cout<<q->next->x<<endl;  head=q; newhead->next=p;  }int main () { node *head=new node (1);       linkcreat (head);           show (head);       v (head,4);      show (head);   }/********************* Blog   as a file broker   with memory retention There may be errors   Most programs only implement basic functionality when it comes to publishing   some of the fun for programmers who know the wrong thing is that they can write some code to get feedback part of the error left   In the subsequent blog references can be noted that the link list that section    function name and function mismatch    reversal is wrong   above has given the correct solution for the previous about array matching    is also wrong   It is important to change the test data when the project is in use *********************/

Small code reversal single linked list and reversal of the first k nodes of a single linked list