16秋计算机科学与技术鲁嘉华第四章作业

来源：互联网发布：达盖尔先锋团知乎编辑：程序博客网时间：2024/05/29 05:10

public class Text {      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();                }    }

public class CPU {      int speed;      int getSpeed(){          return speed;      }      public void setSpeed(int speed){          this.speed=speed;      }    }

public class HardDisk {      int amount;      int getAmount(){          return amount;      }      public void setAmount(int amount){          this.amount=amount;      }    }

public class PC {      CPU cpu;      HardDisk disk;      void setCPU(CPU cpu){          this.cpu=cpu;      }      void setHardDisk(HardDisk disk){          this.disk=disk;       }      void show(){          System.out.println("CPU速度"+cpu.getSpeed());          System.out.println("硬盘容量"+disk.getAmount());      }    }

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