一段JAVA代碼

Scanner

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sc

=

new

Scanner(System.in);

System.out.print("請(qǐng)輸入姓名：");

String

name

=

sc.nextLine();

System.out.print("請(qǐng)輸入年齡：");

int

age

=

sc.nextInt();

System.out.print("請(qǐng)輸入工資：");

float

salary

=

sc.nextFloat();

sc.nextLine();

////加多一行，讀取輸入工資是的\n換行符

System.out.print("請(qǐng)輸入聯(lián)系地址：");

String

addr

=

sc.nextLine();

System.out.print("請(qǐng)輸入聯(lián)系電話：");

String

pnumber

=

sc.nextLine();

System.out.println("你的信息如下：");

System.out.println("姓名："

+

name);

System.out.println("年齡："

+

age);

System.out.println("工資："

+

salary);

System.out.println("聯(lián)系地址："

+

addr);

System.out.println("聯(lián)系電話："

+

pnumber);

求一個(gè)完整的java程序

import?java.io.BufferedReader;

import?java.io.IOException;

import?java.io.InputStreamReader;

import?java.util.Scanner;

public?class?TestString?{

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

boolean?flag?=?false;

do?{

System.out.println();

System.out.println("Do?you?want?to?continue?(Y/N)");

Scanner?scan?=?new?Scanner(System.in);

String?banlance?=?scan.next();

if?(banlance.equals("Y"))?{

flag?=?true;

}?else?if(banlance.equals("N"))?{

System.out.println("End!");

break;

}?else?{

System.out.println("Error?Input!");

}

System.out.print("Please?input?the?String:?");

BufferedReader?br?=?new?BufferedReader(new?InputStreamReader(

System.in));

String?str?=?br.readLine();

StringBuffer?strBuffer?=?new?StringBuffer(str);

for(int?i=0;?istrBuffer.length();?i++)?{//將元音字母先刪掉

char?c?=?strBuffer.charAt(i);

if?((c?==?'a')?||?(c?==?'e')?||?(c?==?'i')?||?(c?==?'o')?||?(c?==?'u'))?{

strBuffer?=?strBuffer.deleteCharAt(i);

--i;

}

}

for(int?i=0,j=i+1;?jstrBuffer.length();?i++,j++)?{//處理重復(fù)輔音字母

char?c1?=?strBuffer.charAt(i),?c2?=?strBuffer.charAt(j);

if(c1?==?c2)?{

strBuffer?=?strBuffer.deleteCharAt(i);

--i;

--j;

}

}

System.out.println(strBuffer);

}?while?(flag?=?true);

}

}

測試與結(jié)果：

一段java代碼，可運(yùn)行出來，至少50行代碼，最好可以注釋一下

就把打字游戲的給你吧

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

import java.util.Random;

class WordPanel extends JPanel implements Runnable{

private Thread thread = null;

private int level = 1;

private Font font = new Font("宋體",Font.ITALIC+Font.BOLD,24);

private Color color = Color.BLUE;

public static final int x = 10;

private int y = 0;

private char word;//下落的字母

private static Random rand = new Random();

public void setY(int y){

this.y = y;

}

public void setWord(char word){

this.word = word;

}

public char getWord(){

return this.word;

}

public static char newChar(){

return (char)(97+rand.nextInt(26));

}

public WordPanel(){

word = newChar();

thread = new Thread(this);

thread.start();

}

public void paintComponent(Graphics g) {

super.paintComponent(g);

g.setFont(font);

g.setColor(color);

g.drawString(String.valueOf(word),x,y);

}

public void run(){

while (true){

try {

Thread.sleep(1000);

this.repaint();

if (y=this.getHeight()){

y = 0;

word = this.newChar();

}else

y+=20;

}

catch (Exception ex) {

ex.printStackTrace();

}

}

}

}

public class WordGame extends JFrame{

private WordPanel[] words = new WordPanel[10];

class Listener extends KeyAdapter{

public void keyTyped(KeyEvent e) {

char input = e.getKeyChar();

for (int i = 0; iwords.length; i++){

if ( input==words[i].getWord() ){

words[i].setWord(WordPanel.newChar());

words[i].setY(0);

words[i].repaint();

break;

}

}

}

}

public WordGame(String title){

super(title);//思考

Container c = this.getContentPane();

c.setLayout(new GridLayout(1,words.length));

this.addKeyListener( new Listener() );

for (int i = 0; iwords.length; i++){

words[i] = new WordPanel();

c.add(words[i]);

}

this.setSize( new Dimension(400,400) );

this.setVisible(true);

}

public static void main(String[] args){

WordGame game = new WordGame("簡單的打字游戲");

}

}

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