将链表逆序(Revert)的C#实现
链表逆序,是面试常见的考题。今天我的Manager居然给我出了这道题(说是再招聘其他人以我的水平做参照!),我做的可是漏洞百出啊,闲来整理了一下代码用C#的实现,以备今后面试之用。
// 链表类
class LL
{
public string value;
public LL link;
// used for outputing the link data
public void OutPut()
{
Console.Write(value);
if (link != null)
{
Console.Write(",");
link.OutPut();
}
}
}
逆序:
private LL Revert(LL t)
{
LL newList = null;
while (t != null)
{
LL mid = new LL();
mid.value = t.value;
mid.link = newList;
newList = mid;
t = t.link;
}
return newList;
}
全部代码:
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