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【SpringBoot】调度和执行定时任务--Spring Task(超详细)

yundejia 2024-09-18 阅读 22
问题描述:

在这里插入图片描述

java代码:
/**
 * Definition for singly-linked list.
 * public class ListNode {
 *     int val;
 *     ListNode next;
 *     ListNode() {}
 *     ListNode(int val) { this.val = val; }
 *     ListNode(int val, ListNode next) { this.val = val; this.next = next; }
 * }
 */
class Solution {
    public ListNode mergeTwoLists(ListNode list1, ListNode list2) {
        ListNode res = new ListNode(0);
        ListNode cur = res;
        while(list1 != null || list2 != null){
            if(list1 != null && list2 != null){
                if (list1.val == list2.val){
                    cur.next = new ListNode(list1.val);
                    cur = cur.next;
                    cur.next = new ListNode(list2.val);
                    list1 = list1.next;
                    list2 = list2.next;
                }else{
                    if(list1.val>list2.val){
                        cur.next = new ListNode(list2.val);
                        list2 = list2.next;
                    }else{
                        cur.next = new ListNode(list1.val);
                        list1 = list1.next;
                    }
                }
            }else if(list1 != null){
                cur.next = new ListNode(list1.val);
                list1 = list1.next;
            }else if(list2 != null){
                cur.next = new ListNode(list2.val);
                list2 = list2.next;
            }
            cur = cur.next;
        }
        return res.next;
    }
}
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