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
【LeetCode】18.Array and String — Remove Duplicates from Sorted Array 从已排序的数组中删除重复项 Given a sorted arraynums, remove the duplicates in-place such that each element appear onlyonceand return the new length. Do not allocate extra space for another array, you must do this by modi...
Can you solve this real interview question? Remove All Adjacent Duplicates In String - You are given a string s consisting of lowercase English letters. A duplicate removal consists of choosing two adjacent and equal letters and removing them. We repeat
Given1->1->1->2->3, return2->3. 没什么太多讲的,能够使用递归和迭代两种方法来做,要细致考虑各种输入情况。code例如以下: class Solution { public: ListNode *deleteDuplicates(ListNode *head) { if(head == NULL) return NULL; ListNode *first = head,*second = NULL,*result = NULL; bool isDup...
https://leetcode.com/problems/remove-duplicates-from-sorted-array/ 思路简单。但是要找对循环点。removeDuplicates2中用j scan所有元素才是最佳方案。 代码解析 class Solution(object): def removeDuplicates2(self, nums): if len(nums) == 0: return 0 ...
LeetCode: 82. Remove Duplicates from Sorted List II 题目描述 Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list. For example, Given 1->2->3->3->4->4->5, return 1->2->5...
Type:mediun Given a sorted arraynums, remove the duplicatesin-placesuch that duplicates appeared at mosttwiceand return the new length. Do not allocate extra space for another array, you must do this bymodifying the input arrayin-placewith O(1) extra memory. ...
题目: 在不额外创建数组的情况下,通过O(1),去掉已经排好序的数组重复元素,返回长度 Given a sorted array nums, remove the dupli...
2019-12-22 08:20 −原题链接在这里:https://leetcode.com/problems/remove-outermost-parentheses/ 题目: A valid parentheses string is either empty (""), "(" + A + ")", or&n... Dylan_Java_NYC 0 432 LeetCode 82. Remove Duplicates from Sorted List II ...
- 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+...