import java.util.Scanner;
public class OverLoad1{
public static void main(String[] args){
Scanner reader=new Scanner(System.in);
Area area=new Area();
System.out.println("请输入正方形的边长:");
int a=reader.nextInt();
System.out.println("该正方形的面积是:"+area.getArea(a));
System.out.println("------------------------------------------------");
System.out.println("请输入长方形的长和宽:");
int w=reader.nextInt();
int l=reader.nextInt();
System.out.println("该长方形的面积是:"+area.getArea(w,l));
System.out.println("------------------------------------------------");
System.out.println("请输入立方体的长,宽,高:");
int x=reader.nextInt();
int y=reader.nextInt();
int z=reader.nextInt();
System.out.println("该立方体的表面积是:"+area.getArea(x,y,z));
}
}
class Area{
int getArea(int a){
return a*a;
}
int getArea(int w,int l){
return w*l;
}
int getArea(int w,int l,int d){
return w*l*2+l*d*2+w*d*2;
}
}
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