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HappyLeetcode36:Merge Two Sorted Lists

时间:2014-12-28 12:56:42      阅读:148      评论:0      收藏:0      [点我收藏+]

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Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists.

 

这道题的难度不算特别大,主要是对链表技能的考察。

奉上我写的代码:

class Solution {
 public:
     ListNode *mergeTwoLists(ListNode *l1, ListNode *l2) {
         ListNode head(0), *result = &head;
         while (l1 && l2) {
             if (l1->val <= l2->val) {
                 result->next = l1;
                 result = cur->next;
                 l1 = l1->next;
             }
             else {
                 result->next = l2;
                 result = cur->next;
                 l2 = l2->next;
             }
         }
         if (l1) result->next = l1;
         if (l2) result->next = l2;
         return head.next;
     }
 };

HappyLeetcode36:Merge Two Sorted Lists

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原文地址:http://www.cnblogs.com/chengxuyuanxiaowang/p/4189781.html

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