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Jz16.java
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61 lines (52 loc) · 1.4 KB
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package com.cpucode.java.simple;
/**
* 题目描述
* 输入两个单调递增的链表,输出两个链表合成后的链表,当然我们需要合成后的链表满足单调不减规则。
* 示例1
* 输入
* {1,3,5},{2,4,6}
* 返回值
* {1,2,3,4,5,6}
*
* @author : cpucode
* @Date : 2021/1/20
* @Time : 13:23
* @Github : https://github.com/CPU-Code
* @CSDN : https://blog.csdn.net/qq_44226094
*/
public class Jz16 {
public class ListNode {
int val;
ListNode next = null;
ListNode(int val) {
this.val = val;
}
}
public class Solution {
public ListNode Merge(ListNode list1,ListNode list2){
//记录第一位位置
ListNode h = new ListNode(-1);
ListNode cur = h;
while(list1 != null && list2 != null){
if(list1.val <= list2.val){
//把值给cur下一位
cur.next = list1;
//下移
list1 = list1.next;
}else{
cur.next = list2;
list2 = list2.next;
}
//下移
cur = cur.next;
}
if(list1 != null){
cur.next = list1;
}
if(list2 != null){
cur.next = list2;
}
return h.next;
}
}
}