學(xué)號(hào)在java中的代碼 java里輸出學(xué)號(hào)的程序是什么

編寫一個(gè)java程序,要求輸入自己的學(xué)號(hào)姓名

import?java.io.BufferedReader;

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import?java.io.IOException;

import?java.io.InputStreamReader;

public?class?Test222?{

public?static?void?main(String[]?args)?throws?IOException?{

int?i,?j;

String?a;

BufferedReader?str?=?new?BufferedReader(

new?InputStreamReader(System.in));

System.out.println("請(qǐng)輸入學(xué)號(hào):");

a?=?str.readLine();

System.out.println("學(xué)號(hào)為:"?+?a);

str?=?new?BufferedReader(new?InputStreamReader(System.in));

System.out.println("請(qǐng)輸入姓名:");

a?=?str.readLine();

System.out.println("姓名為:"?+?a);

}

}

望采納~~

求java中類似學(xué)生信息管理系統(tǒng)中按學(xué)號(hào),按姓名排序的代碼

import?java.util.ArrayList;

import?java.util.Collections;

import?java.util.Comparator;

import?java.util.List;

public?class?Sort?{

public?static?void?main(String[]?args)?{

Student?p1?=?new?Student(1001,?"小明",?20);

Student?p2?=?new?Student(1002,?"小紅",?21);

Student?p3?=?new?Student(1003,?"小黑",?19);

ListStudent?list?=?new?ArrayListStudent();

list.add(p1);

list.add(p2);

list.add(p3);

Collections.sort(list,?new?ComparatorStudent()?{

/*

?*?int?compare(Student?o1,?Student?o2)?返回一個(gè)基本類型的整型,?返回負(fù)數(shù)表示:o1?小于o2,

?*?返回0?表示:o1和o2相等,?返回正數(shù)表示:o1大于o2。

?*/

public?int?compare(Student?o1,?Student?o2)?{

//?按照學(xué)生的學(xué)號(hào)進(jìn)行升序排列

if?(o1.getId()??o2.getId())?{

return?1;

}

if?(o1.getId()?==?o2.getId())?{

return?0;

}

return?-1;

}

});

write(list);

System.out.println("---------------------");

Collections.sort(list,?new?ComparatorStudent()?{

/*

?*?int?compare(Student?o1,?Student?o2)?返回一個(gè)基本類型的整型,?返回負(fù)數(shù)表示:o1?小于o2,

?*?返回0?表示:o1和o2相等,?返回正數(shù)表示:o1大于o2。

?*/

public?int?compare(Student?o1,?Student?o2)?{

//?按照學(xué)生的年齡進(jìn)行升序排列

if?(o1.getAge()??o2.getAge())?{

return?1;

}

if?(o1.getAge()?==?o2.getAge())?{

return?0;

}

return?-1;

}

});

write(list);

}

public?static?void?write(ListStudent?list)?{

for?(Student?s?:?list)?{

System.out.println(s.getId()?+?"\t"?+?s.getName()?+?"\t"

+?s.getAge());

}

}

}

public?class?Student?{

private?int?id?;

private?String?name;

private?int?age;

//構(gòu)造方法

public?Student(int?id,String?name,int?age){

this.id?=?id;

this.name?=?name;

this.age?=?age;

}

public?int?getId()?{

return?id;

}

public?void?setId(int?id)?{

this.id?=?id;

}

public?String?getName()?{

return?name;

}

public?void?setName(String?name)?{

this.name?=?name;

}

public?int?getAge()?{

return?age;

}

public?void?setAge(int?age)?{

this.age?=?age;

}

}

java程序設(shè)計(jì),求代碼 1.定義學(xué)生類,學(xué)生類有學(xué)號(hào),姓名,語文成績,數(shù)學(xué)成績的屬性和有參的構(gòu)造

import?java.util.Comparator;

public?class?Student?implements?ComparableStudent?{

private?int?no;

private?String?name;

private?String?sex;

private?int?roomNo;

private?double?score;

public?Student(int?no,?String?name,?String?sex,?int?roomNo,?double?score)?{

this.no?=?no;

this.name?=?name;

this.sex?=?sex;

this.roomNo?=?roomNo;

this.score?=?score;

}

public?Student(int?no,?String?name,?String?sex,?double?score)?{

this.no?=?no;

this.name?=?name;

this.sex?=?sex;

this.score?=?score;

}

public?int?getNo()?{

return?no;

}

public?void?setNo(int?no)?{

this.no?=?no;

}

public?String?getName()?{

return?name;

}

public?void?setName(String?name)?{

this.name?=?name;

}

public?String?getSex()?{

return?sex;

}

public?void?setSex(String?sex)?{

this.sex?=?sex;

}

public?int?getRoomNo()?{

return?roomNo;

}

public?void?setRoomNo(int?roomNo)?{

this.roomNo?=?roomNo;

}

public?double?getScore()?{

return?score;

}

public?void?setScore(double?score)?{

this.score?=?score;

}

@Override

public?int?compareTo(Student?o)?{

if?(this.no??o.no)?return?1;

else?if?(this.no??o.no)?return?-1;

else?return?0;

}

@Override

public?String?toString()?{

return?"Student{"?+

"no="?+?no?+

",?name='"?+?name?+?'\''?+

",?sex='"?+?sex?+?'\''?+

",?roomNo="?+?roomNo?+

",?score="?+?score?+

'}';

}

}

//性別比較器類

class?SexComparator?implements?ComparatorStudent?{

@Override

public?int?compare(Student?o1,?Student?o2)?{

if?(o1.getSex().compareTo(o2.getSex())??0)?return?1;

else?if?(o1.getSex().compareTo(o2.getSex())??0)?return?-1;

else?return?0;

}

}

//寢室號(hào)比較器類

class?RoomNoComparator?implements?ComparatorStudent?{

@Override

public?int?compare(Student?o1,?Student?o2)?{

if?(o1.getRoomNo()??o2.getRoomNo())?return?1;

else?if?(o1.getRoomNo()??o2.getRoomNo())?return?-1;

else?return?0;

}

}

//入學(xué)成績比較器類

class?ScoreComparator?implements?ComparatorStudent?{

@Override

public?int?compare(Student?o1,?Student?o2)?{

if?(o1.getScore()??o2.getScore())?return?1;

else?if?(o1.getScore()??o2.getScore())?return?-1;

else?return?0;

}

}

import?java.util.ArrayList;

import?java.util.Arrays;

import?java.util.Collections;

import?java.util.List;

public?class?TestStudent?{

public?static?void?main(String[]?args)?{

Student?s1?=?new?Student(1,?"jack",?"boy",?90);

Student?s2?=?new?Student(5,?"jack",?"boy",?90);

Student?s3?=?new?Student(4,?"jack",?"boy",?90);

Student?s4?=?new?Student(2,?"jack",?"boy",?90);

ListStudent?studentList=new?ArrayList();

studentList.add(s1);

studentList.add(s2);

studentList.add(s3);

studentList.add(s4);

Collections.sort(studentList);

System.out.println(Arrays.toString(studentList.toArray()));

}

}

在java中,學(xué)生的學(xué)號(hào)可以用mt表示嗎

不可以。java是一種面向?qū)ο蟮木幊陶Z言。在java語言中,學(xué)生的學(xué)號(hào)只能用sno表示,不能使用其他字母組合進(jìn)行表示,所以不能用mt表示,java語言具有功能強(qiáng)大和簡單易用兩個(gè)特征,具有簡單性、面向?qū)ο?、分布式等特點(diǎn),可以編寫桌面應(yīng)用程序、Web應(yīng)用程序、分布式系統(tǒng)和嵌入式系統(tǒng)應(yīng)用程序等。

怎么編寫一個(gè)簡單Java應(yīng)用程序,輸出自己的姓名和學(xué)號(hào)?

下面是一個(gè)java 小程序?qū)崿F(xiàn)的\x0d\x0aimport java.awt.*;//引入包\x0d\x0aimport java.applet.Applet;//引入包\x0d\x0apublic class Output extends Applet//定義類\x0d\x0a{\x0d\x0a //定義變量\x0d\x0a private String name;\x0d\x0a private int num;\x0d\x0a //初始化\x0d\x0a public void init()\x0d\x0a {\x0d\x0a name = getParameter("vname");\x0d\x0a num = Integer.parseInt(getParameter("vnum"));\x0d\x0a }\x0d\x0a //輸出\x0d\x0a public void paint(Graphics g)\x0d\x0a {\x0d\x0a g.drawString ("姓名:"+name+";學(xué)號(hào):"+num,20,30);\x0d\x0a }\x0d\x0a}\x0d\x0a\x0d\x0a相應(yīng)的html文件\x0d\x0a\x0d\x0a\x0d\x0a\x0d\x0a\x0d\x0a\x0d\x0a

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