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LeetCode: Remove Nth Node From End of List
Title:Given a linked list, remove thenthnode from the end of list and return its head.For example, Given linked list: 1->2->3->4->5, and n = 2. Af...
分类:其他好文   时间:2015-04-13 09:27:27    阅读次数:88
leetcode第19题-Remove Nth Node From End of List
本题比较简单,主要考察了单链表的创建与删除。     但是有一个问题需要着重的考虑,如何快速定位链表的倒数第n个节点。这就需要两个辅助节点,一个节点先走到正数第n个位置,然后两个辅助节点一块往后走,最后后面的节点的位置就是我们需要的倒数第n个节点。#include #include struct ListNode//定义节点 { int value; struct ListNode *ne...
分类:其他好文   时间:2015-04-12 22:49:42    阅读次数:236
java代码
io的使用 1 package com.tan.io; 2 3 import java.io.*; 4 import java.util.*; 5 6 class Employee{ 7 private String name; 8 private double salary; ...
分类:编程语言   时间:2015-04-12 19:09:13    阅读次数:182
Remove Nth Node From End of List
Given a linked list, remove thenthnode from the end of list and return its head.For example, Given linked list: 1->2->3->4->5, and n = 2. After re...
分类:其他好文   时间:2015-04-12 17:44:42    阅读次数:118
LeetCode Department Highest Salary
The Employee table holds all employees. Every employee has an Id, a salary, and there is also a column for the department Id. +----+-------+--------+--------------+ | Id | Name | Salary | Departme...
分类:其他好文   时间:2015-04-12 16:18:06    阅读次数:125
LeetCode OJ Employees Earning More Than Their Managers
The Employee table holds all employees including their managers. Every employee has an Id, and there is also a column for the manager Id. +----+-------+--------+-----------+ | Id | Name | Salary |...
分类:其他好文   时间:2015-04-12 14:49:10    阅读次数:118
LeetCode Second Highest Salary
Write a SQL query to get the second highest salary from the Employee table. +----+--------+ | Id | Salary | +----+--------+ | 1 | 100 | | 2 | 200 | | 3 | 300 | +----+--------+ For exa...
分类:其他好文   时间:2015-04-12 00:08:47    阅读次数:191
Leetcode 19 Remove Nth Node From End of List
1 /** 2 * ID: 19 3 * Name: Remove Nth Node From End of List 4 * Data Structure: Linked List 5 * Time Complexity: 6 * Space Complexity: ...
分类:其他好文   时间:2015-04-11 16:06:16    阅读次数:139
OJ练习8——T19 remove nth node
删除链表倒数第n个节点,返回链表。要求在一趟遍历中完成。【思路】两个指针,初始都指向head。p向下遍历,当遇到第n-1个节点时,q开始向下遍历,这样当p走到最后一个节点,q所指就是要删除的节点。另需一个pre指针指向q的前一个节点,删除时pre->next=q->next。【my code】Lis...
分类:其他好文   时间:2015-04-09 10:20:58    阅读次数:109
19:Remove Nth Node From End of List【两指针】【链表】
题目连接:https://leetcode.com/problems/remove-nth-node-from-end-of-list//** * Definition for singly-linked list. * struct ListNode { * int val; * ...
分类:其他好文   时间:2015-04-07 19:34:12    阅读次数:95
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