public class CPU {
int speed;
void setSpeed(int m)
{
speed=m;
}
int getSpeed()
{
return speed;
}
}
public class HardDisk {
int amount;
void setAmount(int m)
{
amount=m;
}
int getAmount()
{
return amount;
}
}
public class PC {
CPU cpu;
HardDisk HD;
void setCPU(CPU c)
{
cpu=c;
}
void setHardDisk(HardDisk h)
{
HD=h;
}
void show()
{
System.out.println("cpu的速度为"+cpu.speed+",硬盘的容量为"+HD.amount);
}
}
public class Test10 {
public static void main(String[] args) {
CPU cpu=new CPU();
cpu.setSpeed(2200);
HardDisk disk=new HardDisk();
disk.setAmount(200);
PC pc=new PC();
pc.setCPU(cpu);
pc.setHardDisk(disk);
pc.show();
}
}
Java练习题10
最新推荐文章于 2024-12-10 14:41:50 发布