题解 | #合并两个排序的链表#
合并两个排序的链表
https://www.nowcoder.com/practice/d8b6b4358f774294a89de2a6ac4d9337
/*
public class ListNode {
int val;
ListNode next = null;
ListNode(int val) {
this.val = val;
}
}*/
public class Solution {
public ListNode Merge(ListNode list1, ListNode list2) {
ListNode ans = new ListNode(-1);
ListNode cur = ans;
while (list1 != null && list2 != null) {
if (list1.val < list2.val) {
cur.next = list1;
cur = cur.next;
list1 = list1.next;
} else {
cur.next = list2;
cur = cur.next;
list2 = list2.next;
}
}
if (list1 != null) {
cur.next = list1;
}
if (list2 != null) {
cur.next = list2;
}
return ans.next;
}
}
