(2024,1,1);
d2.setDate(2024,2,2);
d3.setDate(2024,3,3);
d1.printDate();...(2024,1,1);
d2.setDate(2024,2,2);
d3.setDate(2024,3,3);
d1.printDate();...引用将代码修改一下
class Date{
public int year;
public int month;
public int day;
public void setDate...(2024,1,1);
d2.setDate(2024,2,2);
d3.setDate(2024,3,3);
d1.printDate();...this.month=month;
this.day=day;
System.out.println("调用三个参数");
}
public void setDate