java求大神。都是特别简单的入门级的两个小编程…拜托拜托…明天就要…在线等！！求写详细一些…我真
java\u4e00\u4e2a\u7b80\u5355\u7f16\u7a0b\uff0c\u6c42\u5927\u795e\u5e2e\u5fd9\uff01\uff01\uff01public class Book {private String name;private String auther;private double price;private int amount;public Book(String name, String auther, double price, int amount) {super();this.name = name;this.auther = auther;this.price = price;this.amount = amount;}public double getPrice() {return price;}public void setPrice(double price) {this.price = price;}public int getAmount() {return amount;}public void setAmount(int amount) {this.amount = amount;}public String getName() {return name;}public String getAuther() {return auther;}public double totalPrice(){return price*amount;}}public class BookTest {public static void main(String[] args) {Book b = new Book("java", "\u5f20\u4e09", 30, 2000);System.out.println(b.totalPrice());}}
//File name: Test.java
public class Test {
public static void main(String[] args) {
MyDate date = new MyDate(2011, 11, 28);
System.out.println("Date is: " + date.toString());
Person person = new Person("Zhang San", 22, "hangzhou");
System.out.println("Person detail:" + person.toString());
Student student = new Student("Zhang San", 22, "Hangzhou", 1234, 3);
System.out.println("Student details: " + student.toString());
Employee employee = new Employee("Teacher Zhang", 35, "Suzhou", 20000, date);
System.out.println("Employee information: " + employee.toString());
}
}
class Person{
protected String name;
protected int age;
protected String address;
public Person(String name, int age, String address){
this.name = name;
this.age = age;
this.address = address;
}
public String toString(){
return name + ": " + name + ", age: " + age + ", address: " + address;
}
}
class Student extends Person{
private int stuNumber;
private int grade;
public Student(String name, int age, String address, int stuNumber, int grade) {
super(name, age, address);
this.stuNumber = stuNumber;
this.grade = grade;
}
public String toString(){
return super.toString() + ", stuNumber: " + stuNumber + ", grade: " + grade;
}
}
class Employee extends Person{
private double salary;
private MyDate dateHired;
public Employee(String name, int age, String address, double salary, MyDate date) {
super(name, age, address);
this.salary = salary;
this.dateHired = date;
}
public String toString(){
return super.toString() + ", salary: " + salary + ", date Hired: " + dateHired.toString();
}
}
class MyDate{
private int year;
private int month;
private int date;
public MyDate(int year, int month, int date){
this.year = year;
this.month = month;
this.date = date;
}
public String toString(){
return year + "/" + month + "/" + date;
}
}
public class Test
{
public static void main(String args[])
{
Scanner input=new Scanner(System.in);
System.out.println("请输入一个整数,然后按回车键!");
int row = input.nextInt();
int col = row;
int start = 0;
for(int i=0;i<row;i++)
{
System.out.print("\n");
for(int b=0;b<col;b++)
{
if(i==b||b==(row-i-1))
System.out.print("1");
else
System.out.print("0");
}
}
}
}
-------------------------------------分割线
public class Test
{
public static void main(String args[])
{
Book b1 = new Book("111111",5,2006,"teacher");
Book b2 = new Book("222222",5,2008,"teacher");
Book b3 = new Book("333333",5,2009,"teacher");
Book b4 = new Book("444444",5,2007,"teacher");
Book b5 = new Book("555555",5,2025,"teacher");
b1.out();
b2.out();
b3.out();
b4.out();
b5.out();
Book books[] = {b1,b2,b3,b4,b5};
b1.getBiggerYear(books);
}
}
class Book
{
private String chuBanShe;//出版社
private int id;//编号
private int year;//年份
private String writer;//作者
public int getYear() {
return year;
}
Book(String chuBanShe,int id,int year,String writer)
{
this.chuBanShe = chuBanShe;
this.id = id;
this.year = year;
this.writer = writer;
}
void out()
{
System.out.println("出版社:"+chuBanShe+" 编号:"+id+" 年份:"+year+" 作者:"+writer);
}
void getBiggerYear(Book books[])
{
int bigger = 0;
int bigger_two = 0;
for(int a=0;a<books.length;a++)
{
if(books[a].getYear()>bigger)
{
bigger = books[a].getYear();
};
}
for(int a=0;a<books.length;a++)
{
if(books[a].getYear()>bigger_two&&books[a].getYear()!=bigger)
{
bigger_two = books[a].getYear();
};
}
System.out.println("year="+bigger+" year="+bigger_two);
}
}
让那些初学者帮你写吧
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绛旓細public class Dog { private String name;private Integer age;public String getName() { return name;} public void setName(String name) { this.name = name;} public Integer getAge() { return age;} public void setAge(Integer age) { this.age = age;} public Dog(String name, ...
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绛旓細棣栧厛瀹氫箟鐗屽拰鐜╁瀵硅薄銆傜墝杩樿鑰冭檻鐜嬬墝锛屽睘鎬ф湁鑺辫壊鍜岀偣鏁帮紝鑳藉鍖哄垎銆傜帺瀹舵湁涓涓猯ist瀛樻斁鎵嬬墝銆俧or寰幆鐢熸垚52涓璞★紝鐒跺悗鐢熸垚2涓帇鐗岋紝鍔犲叆涓涓猯ist.瀹氫箟涓変釜鐜╁銆傚惊鐜17娆★紝姣忔鎸夐『搴忓彂鐗屼笁寮犮傚彂鐗岀殑鏃跺欐搷浣淩andom鐢熸垚闅忔満鏁帮紝姣忓彂鍑轰竴寮狅紝浠巐ist涓璻emove鎺夋鐗 鏈鍚庡緱鍒4涓猯ist,涓変釜鐜╁鍔犲簳鐗 ...
绛旓細寰鎶辨瓑锛屼笉鏄粈涔澶х锛岃瘯浜嗗嚑绉嶏紝涔熶笉瑙夊緱鎬庝箞绠鍖栵紝涓嶈繃锛屼綘杩欓噷杩樻槸鍙互璇ユ敼鐨 if (money < 50) { //灏忎簬50 System.out.println("鏈娑堣垂鎬婚噾棰濓細" + money + "鍏僜n鏃犳硶鍙備笌鏈娲诲姩");} else { //澶т簬绛変簬50 杈撳嚭鎹㈣喘淇℃伅 鎹㈣喘 ...} //涔嬪墠鐨別lse閫昏緫鏈変簺...
