/*
输入一个复杂链表(每个节点中有节点值,以及两个指针,一个指向下一个节点,
另一个特殊指针指向任意一个节点),返回结果为复制后复杂链表的head。
(注意,输出结果中请不要返回参数中的节点引用,否则判题程序会直接返回空)
*/
public class Class30 {
public class RandomListNode {
int label;
RandomListNode next = null;
RandomListNode random = null;
RandomListNode(int label) {
this.label = label;
}
}
public RandomListNode Clone(RandomListNode pHead){
if(pHead == null){
return null;
}
RandomListNode currentNode = pHead;
while(currentNode != null){
RandomListNode cloneNode = new RandomListNode(currentNode.label);
RandomListNode nextNode = currentNode.next;
currentNode.next = cloneNode;
cloneNode.next = nextNode;
currentNode = nextNode;
}
currentNode = pHead;
while(currentNode != null){
if(currentNode.random != null){
currentNode.next.random = currentNode.random.next;
}
currentNode = currentNode.next.next;
}
currentNode = pHead;
RandomListNode cloneHead = currentNode.next;
while(currentNode != null){
RandomListNode cloneNode = currentNode.next;
currentNode.next = cloneNode.next;
if(cloneNode.next != null){
cloneNode.next = cloneNode.next.next;
}
currentNode = currentNode.next;
}
return cloneHead;
}
public static void main(String[] args) {
// TODO Auto-generated method stub
}
}