问题 判断题

甲以欺诈手段订立合同,损害国家利益。该合同应属于无效合同,而不是可撤销合同。

答案

参考答案:对

多项选择题
问答题

阅读下列程序,请写出程序的运行结果。
import java. applet.*;
import java.awt.*;
public class C extends Applet implements Runnable

Thread redBall,blueBall;
Graphics redPen,bluePen;
int blueSeta=0,redSeta=0;
public void init()

setSize(250,200);
redBall=new Thread(this);
blueBall=new Thread(this);
redPen=getGraphics();
bluePen=getGraphics();
redPen.setColor(Color. red);
bluePen.setColor(Color. blue);
setBackground(Color. gray);

public void start()

redBall.start();
blueBall.start();

public void run()

int x,y;
while(true)

if(Thread.currentThread()==redBall)
//以下代码为顺时针画圆
x=(int)(80.0*Math.cos(3.1415926/180.0*redSeta));
y=(int)(80.0*Math.sin(3.1415926/180.0*redSeta));
redPen.setColor(Color.gray);
redPen.fillOval(100+x,100+y,10,10);
redSeta+=3;
if(redSeta>=360)redSeta=0;
x=(int)(80.0*Math.cos(3.1415926/180.0*redSeta));
y=(int)(80.0*Math.sin(3.1415926/180.0*redSeta));
redPen.setColor(Color.red);
redPen.fillOval(100+x,100+y,10,10);
try redBall.sleep(20);
catch(InterruptedException e)

else if(Thread.currentThread()==blueBall)
//以下代码为顺时针画圆
x=(int)(80.0*Math.cos(3.1415926/180.0*blueSeta));
y=(int)(80.0*Math.sin(3.1415926/180.0*blueSeta));
bluePen.setColor(Color.gray);
bluePen.fillOval(150+x,100+y,10,10);
blueSeta-=3;
if(blueSeta<=-360) blueSeta=0;
x=(int)(80.0*Math.cos(3.1415926/180.0*blueSeta));
y=(int)(80.0*Math.sin(3.1415926/180.0*blueSeta));
bluePen.setColor(Color.blue);
bluePen.fillOval(150+x,100+y,10;10);
try blueBall.sleepp(40);
catch(InterruptedException e)