学习过程中中，把内容过程中常用的内容片段做个珍藏，下边内容段是关于C语言反转单向链表的内容，应该能对大伙有较大用处。

#include "stdafx.h"

enum{N = 3};
class Node
{
public:
int var;
Node(int i):pNext(NULL), var(i){}
};

{
if(pHead->pNext->pNext != NULL)
helper(pHead->pNext, reverseHead);
else
reverseHead = pHead->pNext;
pHead->pNext->pNext = pHead;
}

{
if(NULL == pHead || NULL == pHead->pNext)
return NULL;

helper(pHead, reverseHead);pHead->pNext = NULL;return reverseHead;

}

{
if(NULL == pHead || NULL == pHead->pNext)
{
return NULL;
}

if(NULL == N2){ N1->pNext = pHead; pHead->pNext = NULL;}else{ while (NULL != N2) { N1->pNext = pHead; pHead = N1; N1 = N2; N2 = N2->pNext; } N1->pNext = pHead; t->pNext = NULL;}return N1;

}

{
while (pHead != NULL)
{
printf("%d ",pHead->var);
pHead = pHead->pNext;
}
printf("rn");
}

void Test()
{
for(int i = 1; i < N; i++)
{
pNode->pNext = pNext;
pNode = pNode->pNext;
}
PrintNode(pHead);
PrintNode(reversedHead);

}

{
Test();
return 0;
}