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:
2015-02-06 14:41:52
阅读次数:
175
I took over my beloved wives samsung ativ book 9 recently as her first job granted her a brandnew surface pro 3 cost half covered by her own salary an...
分类:
移动开发 时间:
2015-02-06 14:28:49
阅读次数:
132
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'38: Count and Sayhttps://oj.leetcode.com/problems/count-and-say/The count-and-say sequence...
分类:
编程语言 时间:
2015-02-06 07:00:15
阅读次数:
197
约束:
一、创建表时,定义约束
create table emp2(
id number(10) constraint emp2_id_nn not null,
name varchar2(20) not null,
salary number(10,2)...
分类:
数据库 时间:
2015-02-05 20:34:54
阅读次数:
154
视图 (view):
视图的作用就是当一个表中的数据并不想对成员全部开放,只针对不同权限的用户开放不同的数据部分,同子图一样,但是子图的修改,父图并
不受影响,而视图,解决了这一问题
依赖于某表创建一个视图
create view empview
as
select employee_id id, last_name name, salary sal
from employees
whe...
分类:
数据库 时间:
2015-02-05 20:32:10
阅读次数:
186
Given a linked list, remove the nth node from the end of list and return its head.
For example,
Given linked list: 1->2->3->4->5, and n = 2.
After removing the second node from the end, the...
分类:
其他好文 时间:
2015-02-05 16:33:01
阅读次数:
116
https://oj.leetcode.com/problems/remove-nth-node-from-end-of-list/Given a linked list, remove thenthnode from the end of list and return its head.For ...
分类:
其他好文 时间:
2015-02-04 21:33:04
阅读次数:
136
B - B
Description
The highest building in our city has only one elevator. A request list is made up with N positive numbers. The numbers denote at which floors the elevator will stop, in...
分类:
其他好文 时间:
2015-02-04 14:48:16
阅读次数:
141
Given a linked list, remove the nth node from the end of list and return its head.
For example,
Given linked list: 1->2->3->4->5, and n = 2.
After removing the second node from the end, the...
分类:
其他好文 时间:
2015-02-04 09:28:15
阅读次数:
110
This time you are asked to tell the difference between the lowest grade of all the male students and the highest grade of all the female students. Inp...
分类:
其他好文 时间:
2015-02-04 09:22:01
阅读次数:
150