1.
package zuoye;
public class sj {
private String color;
private int cpu;
public laptop(String color,int cpu) {
this.color =color;
this.cpu=cpu;
}
public void inform() {
System.out.println("颜色为："+color+" cpu型号为：i"+cpu);
}
public static void main(String[] args) {
laptop l = new laptop("白色",7);
laptop l1 = new laptop("black",5);
l.inform();
l1.inform();
}
2.
package zuoye;
public class sj{
public static void main(String[] args) {
// TODO Auto-generated method stub
person p1=new person();
p1.sayHello();
p1.name="zhangsan";
p1.age=33;
p1.height=1.73;
p1.show();
person p2=new person();
p2.sayHello();
p2.name="lisi";
p2.age=44;
p2.height=1.74;
p2.show();
}
}
}