java猜数字游戏代码

import javax.swing.UIManager;

public class MainClass

{

public MainClass()

{

}

public static void main(String args[])

{

try

{

UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");

}

catch (Exception exception) { }

new NumGuessing();

}

}

import java.util.ArrayList;

public class Methods

{

public Methods()

{

}

public static int[] RandomNum()

{

int guessNum[] = new int[4];

ArrayList Temp = new ArrayList();

for (int i = 0; i < 4; i++)

guessNum[i] = -1;

for (int i = 0; i < 4; i++)

{

do

{

float tempNum = (float)Math.random() * 10F;

if ((double)tempNum >= 9.5D)

guessNum[i] = 0;

else

guessNum[i] = Math.round(tempNum);

} while (Temp.contains(Integer.valueOf(guessNum[i])));

Temp.add(Integer.valueOf(guessNum[i]));

}

return guessNum;

}

public static boolean CheckIsFourNum(String enterString)

{

boolean IsFourNum = true;

try

{

Integer.valueOf(enterString);

}

catch (NumberFormatException e)

{

IsFourNum = false;

}

if (enterString.length() != 4)

IsFourNum = false;

return IsFourNum;

}

public static String GetResult(int Num[], String enterString)

{

String resultString = "";

int rightInAll = 0;

int rightonlyInNum = 0;

for (int i = 0; i < 4; i++)

{

if (Num[3 - i] == Integer.valueOf(enterString.substring(i, i + 1)).intValue())

rightInAll++;

for (int j = 0; j < 4; j++)

if (Num[i] == Integer.valueOf(enterString.substring(j, j + 1)).intValue())

rightOnlyInNum++;

}

resultString = (new StringBuilder(String.valueOf(rightInAll))).append("A").append(rightOnlyInNum).append("B").toString();

return resultString;

}

public static boolean IsGuessed(String guessString, String guessedStrings[])

{

boolean isGuessed = false;

for (int i = 0; i < guessedStrings.length; i++)

if (guessString.equals(guessedStrings[i]))

isGuessed = true;

return isGuessed;

}

public static boolean HasSameNum(String guessString)

{

boolean hasSameNum = false;

for (int i = 0; i < guessString.length(); i++)

{

for (int j = 0; j < guessString.length(); j++)

{

if (i == j || !guessString.substring(i, i + 1).equals(guessString.substring(j, j + 1)))

continue;

hasSameNum = true;

break;

}

}

return hasSameNum;

}

}

import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.*;

public class NumGuessing

implements ActionListener

{

private Jframe frame;

private JPanel centerJPanel;

private JPanel southJPanel;

private Jtextarea showArea;

private JTextField guessField;

private JButton commitJButton;

private Font font;

private boolean isOver;

private int guessTimeCount;

private int guessingNum[];

private String guessedNum[];

public NumGuessing()

{

isOver = false;

guessTimeCount = 0;

guessedNum = new String[10];

frame = new Jframe("NumGuessing");

frame.setSize(200, 300);

frame.setLocation((Toolkit.getDefaultToolkit().getScreenSize().width - frame.getSize().width) / 2, (Toolkit.getDefaultToolkit().getScreenSize().height - frame.getSize().height) / 2);

font = new Font(null, 2, 15);

centerJPanel = new JPanel();

southJPanel = new JPanel();

showArea = new Jtextarea("以下是你猜数字的结果：n");

showArea.setFont(font);

showArea.setEnabled(false);

guessField = new JTextField(6);

guessField.setFont(font);

commitJButton = new JButton("Enter");

commitJButton.setFont(font);

frame.setLayout(new BorderLayout());

centerJPanel.setLayout(new GridLayout(1, 2));

centerJPanel.add(showArea);

southJPanel.add(guessField);

southJPanel.add(commitJButton);

frame.add(centerJPanel, "Center");

frame.add(southJPanel, "South");

frame.validate();

frame.setResizable(false);

frame.setVisible(true);

frame.setDefaultCloseOperation(3);

commitJButton.addActionListener(this);

guessingNum = Methods.RandomNum();

}

public void actionPerformed(ActionEvent e)

{

String guessString = guessField.getText();

if (!isOver && guessTimeCount < 10)

{

if (Methods.CheckIsFourNum(guessString))

{

if (!Methods.IsGuessed(guessString, guessedNum))

{

if (!Methods.HasSameNum(guessString))

{

showArea.append((new StringBuilder(String.valueOf(guessString))).append(" ").toString());

showArea.append((new StringBuilder(String.valueOf(Methods.GetResult(guessingNum, guessString)))).append("n").toString());

guessField.setText(null);

guessedNum[guessTimeCount] = guessString;

guessTimeCount++;

if (Methods.GetResult(guessingNum, guessString).equals("4A4B"))

{

isOver = true;

JOptionPane.showMessageDialog(null, "You Are The Winner");

}

if (guessTimeCount >= 10)

{

isOver = true;

JOptionPane.showMessageDialog(null, "你应经猜了十次，输了！");

guessField.setText(null);

}

} else

{

guessField.setText(null);

JOptionPane.showMessageDialog(null, "你输入的数中有相同的数字，请重新填写。");

}

} else

{

guessField.setText(null);

JOptionPane.showMessageDialog(null, "这个数字你已经猜过了！");

}

} else

{

guessField.setText(null);

JOptionPane.showMessageDialog(null, "请输入一个四位数字");

}

} else

{

guessField.setEnabled(false);

}

}

}

int gameNum = num();// 系统生成的四位不重复数字

while(true){

Scanner sc = new Scanner(System.in);// 键盘输入

int userNum = sc.nextInt();

if (gameNum == userNum) {// 如果用户输入等于系统生成，执行下面的代码

System.out.println("恭喜你猜对了O(∩_∩)O哈哈~");

num();// 继续猜下一个游戏

} else if (userNum > gameNum) {

System.out.println("数字有点大噢/(ㄒoㄒ)/~~");

} else if (userNum < gameNum) {

System.out.println("数字小了点噢(*^__^*) 嘻嘻……");

}

}

}

public static int num() {

List<Integer> list = new ArrayList<Integer>();// 首先建立个list集合

String str = "";

list.add(0);

list.add(1);

list.add(2);

list.add(3);

list.add(4);

list.add(5);

list.add(6);

list.add(7);

list.add(8);

list.add(9);

Random rand = new Random();

int a = rand.nextInt(list.size());// 随机获取list下标

for (int i = 0; i < list.size(); i++) {// for循环

if (list.get(a) == list.get(i)) {

str = str + list.get(i);// 拼接字符串

list.remove(i);

}

}

int b = rand.nextInt(list.size() - 1);

for (int i = 0; i < list.size(); i++) {

if (list.get(b) == list.get(i)) {

str = str + list.get(i);

list.remove(i);

}

}

int c = rand.nextInt(list.size() - 1);

for (int i = 0; i < list.size(); i++) {

if (list.get(c) == list.get(i)) {

str = str + list.get(i);

list.remove(i);

}

}

int d = rand.nextInt(list.size() - 1);

for (int i = 0; i < list.size(); i++) {

if (list.get(d) == list.get(i)) {

str = str + list.get(i);

list.remove(i);

}

}

int num = Integer.valueOf(str);// String转化成int

return num;

}