合工大Java实验报告

Point3D(Point2D p,int z)Р?{Р this.X=p.X;Р this.Y=p.Y;Р this.Z=z;Р?}Р?public void offset(int a, int b,int c)//3D平移方法Р?{Р this.X+=a;Р this.Y+=b;Р this.Z+=c;Р?}Р public void printInfo()Р?{Р System.out.println("X= "+this.X+"\nY= "+this.Y+"\nZ= "+this.Z);Р?}Р public void distance(Point3D p)Р {Р double DT=1;Р DT*=(this.X-p.X)*(this.X-p.X)+(this.Y-p.Y)*(this.Y-p.Y)+(this.Z-p.Z)*(this.Z-p.Z);Р System.out.println("3D 距离:"+Math.sqrt(DT));Р }Р}Рpublic class Alex Р{ Р?public static void main(String args[]) Р?{ Р System.out.print("*****录入信息*****\n");Р Scanner cin = new Scanner(System.in);Р int x[]=new int[2];Р int y[]=new int[2];Р int z[]=new int[2];Р for(int i=1;i<3;i++)Р {Р System.out.print("录入第"+ i +" 个 2D 平面坐标\n 输入横坐标X:");Р x[i-1]=cin.nextInt();Р System.out.print(" 输入纵坐标Y:");Р y[i-1]=cin.nextInt();