刚开始学java,写个猜数字的游戏,功能没写完,不知道为什么第一轮猜,老出乱七八糟的东西,以后就正常了.是不是异常问题,怎么改?知道一下..
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.io.*;
public class testframe extends Frame implements ActionListener
{
Button b1;
Panel p1;
Label text1;
TextField text2;
TextArea text3;
int num[];
int i;
String str;
int times=0;
int A,B;
public testframe(String str)
{
b1=new Button( "确定 ");
p1=new Panel();
text1=new Label( "输入四位整数: ");
text2=new TextField(10);
text3=new TextArea(10,10);
p1.setLayout(null);
p1.setBackground(Color.GRAY);
setSize(300,300);
setVisible(true);
b1.setBackground(Color.BLUE);
b1.setForeground(Color.WHITE);
b1.setSize(80,30);
p1.add(text1);
p1.add(text2);
p1.add(text3);
p1.add(b1);
text1.setBounds(0,0,100,20);
text2.setBounds(0,2*text1.getBounds().height,150,20);
text3.setBounds(0,3*text1.getBounds().height,150,150);
b1.setBounds(200,50,60,30);
add(p1);
b1.addActionListener(this);
addWindowListener(new shut());
}
public void rand()
{ num=new int[10];
for(i=0;i <4;i++)
{
num[i]=(int)(Math.random()*10);
int j=0;
while(j <i)
{if(num[j]==num[i])
{num[i]=(int)(Math.random()*10);
continue;
}
j++;
}
}
}
public void compair()
{
int x,m,n;
x=Integer.parseInt(text2.getText());
A=0;B=0;
for(m=3;m> -1;m--){
for(n=0;n <4;n++){
if((int)(x/Math.pow(10,m))==num[n])
{
if(m+n==3)
A++;
else
B++;
}
}
x=x-(int)(x/Math.pow(10,m))*(int)(Math.pow(10,m));
}
}
public void actionPerformed(ActionEvent e)
{
if(e.getSource()==b1)
if(times <5){
if(Integer.parseInt(text2.getText()) <1000||Integer.parseInt(text2.getText())> 9999)
text2.setText( "输入数字不合法 ");
else
{ if(A==4)
text2.setText( "猜对了 ");
times++;
compair();
text3.append( "第 ");
text3.append(String.valueOf(times));
text3.append( "猜的结果是: ");
text3.append(String.valueOf(A));text3.append( "A ");
text3.append(String.valueOf(B));text3.append( "B ");
text3.append( "\n ");
}
}
else
{
text3.setText( "超过5次,重新开始.\n ");
times=0;
rand();
}
}
public static void main(String[] args)
{
new testframe( "窗口程序 ");
}