Given a sorted linked list, delete all duplicates such that each element appear onlyonce. For example, Given1->1->2, return1->2. Given1->1->2->3->3, return1->2->3. 初步构想:处理的对象是Sorted List,既然是已经排好序的链表,所以需要做的就是逐个比较,先将首元素加入到结果链表,然后遍...
参考:https://leetcode.com/problems/remove-duplicates-from-sorted-list/discuss/1223275/Good-code-without-memory-leak-C%2B%2B-Ez-to-understnad
Leetcode:remove_duplicates_from_sorted_list 一、 题目 给定一个排好序的链表,删除全部反复的节点,使每个节点都仅仅出现一次 比如: Given 1->1->2, return 1->2. Given 1->1->2->3->3, return1->2->3. 二、 分析 刚看到题目时。没有看到sorted这个关键词。还以为要使用数组或空间保存经过的节点,...
题目链接:https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii/ 题目: distinct For example, Given1->2->3->3->4->4->5, return1->2->5. Given1->1->1->2->3, return2->3. 思路: 思路很简单,唯一要注意的是 删除操作加入头结点可以减少很多判断。 算法: public ListNode de...
Can you solve this real interview question? Remove Duplicates from Sorted Array - Given an integer array nums sorted in non-decreasing order, remove the duplicates in-place [https://en.wikipedia.org/wiki/In-place_algorithm] such that each unique element
Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new length.Do not allocate extra space for another array, you must do this by modifyi…
- LeetCodeleetcode.com/problems/remove-duplicates-from-sorted-array/description/ 解题思路 双指针 class Solution { public: int removeDuplicates(vector<int>& nums) { if(nums.size() == 0) return 0; int i = 0, j = 1; while(j < nums.size()) { if(nums[i] != nums[j]) { i+...
https://leetcode.com/problems/remove-duplicates-from-sorted-list-ii/ 代码 class Solution{public:ListNode*deleteDuplicates(ListNode*head){if(head==NULL||head->next==NULL){returnhead;}ListNode*pre=NULL,*cur=head,*next=cur->next;while(next!=NULL){if(cur->val==next->val){intval=cur->val;...
增加一个count来计数,从左至右遍历,遇到相同的直接del,否则count += 1 classSolution:defremoveDuplicates(self,nums):""" :type nums: List[int] :rtype: int """count=0whilecount<len(nums)-1:ifnums[count]==nums[count+1]:# The same with nums.pop(count) or nums.remove(nums[count])delnums...
26. 删除有序数组中的重复项 - 给你一个 非严格递增排列 的数组 nums ,请你 原地 [http://baike.baidu.com/item/%E5%8E%9F%E5%9C%B0%E7%AE%97%E6%B3%95] 删除重复出现的元素,使每个元素 只出现一次 ,返回删除后数组的新长度。元素的 相对顺序 应该保持 一致 。然后返回 n