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转载集合遍历之迭代器实现方法

import java.util.ArrayList; import java.util.Collection; import java.util.Iterator; public class IteratorDemo { public static void main(Stri...

2016-08-02 11:33:00 144

转载 Collection集合的基本功能

import java.util.ArrayList; import java.util.Collection; /* * Collection的功能概述： * 1：添加功能 * boolean add(Object obj):添加一个元素 * boolean addAll(Coll...

2016-08-02 11:13:00 170

转载 toString方法

class Person { //实例域 private String name; private int age; //构造方法 public Person() {} public Person(String name, int age) { this.name = name...

2016-08-02 08:43:00 144

转载 Equals重写

package EqualsProject; public class Student { private String name; private int age; public Student() {} public Student(String name, i...

2016-08-01 17:42:00 98

转载抽象类的实现

`package AbstractAchieve;abstract class Person {public abstract void show();}class Student extends Person {public void show() {System.out.pri...

2016-08-01 14:57:00 221

转载 java.text.DateFormatSymbols;

package ClassExpression; import java.text.DateFormatSymbols; public class DateFormatSymbolsTest { public static void main(String[] args) { /* * Str...

2016-08-01 14:55:00 272

转载 java.util.GregorianCalendar;

import java.util.*;import java.util.GregorianCalendar;import java.util.Locale;public class GregorianCalendarTest {public static void main(Strin...

2016-08-01 14:51:00 796

转载 JDK环境变量配置

jdk:开发工具包（安装后文件夹下面会有包含公共类的库 src.zip) jre:java程序运行环境转载于:https://my.oschina.net/mjtao2015060...

2016-08-01 14:28:00 90

转载 OJ--链表的归并

#include<stdio.h>#include<stdlib.h>struct node{ int data; struct node *next;};struct node *creat(int n){int i; struct node *...

2016-04-03 13:43:00 130

转载 OJ链表之建立顺序链表

#include<stdio.h>#include<stdlib.h>struct node{ int data; struct node *next;};struct node *creat(int n){ struct node *head,*...

2016-04-03 13:39:00 213

转载 OJ递归之二分查找法

#include<stdio.h>intbinsearch(inta[],ints,intt,intkey){intlow=s,high=t,mid;if(s<t){mid=(high+low)/2;...

2016-04-03 13:21:00 201

转载 OJ递归青蛙过河问题

#include<stdio.h>intjump(intr,intz){intk;if(r==0){k=1+z;}else{k=2*jump(r-1,z);}...

2016-04-03 13:14:00 227