?? point.java
字號(hào):
import java.util.*;
public class Point{
public static void main(String[] args)
{OnePoint p=new OnePoint();
p.SetPoint();
p.Distance();
}
}
class OnePoint{
public void SetPoint()//設(shè)置坐標(biāo)
{ Scanner in=new Scanner(System.in);
System.out.print("Please input (x,y,z):");
//鍵盤獲取
x=in.nextFloat();
y=in.nextFloat();
z=in.nextFloat();
}
public void Distance()
{
System.out.println("The distance from the start_point is:"+Math.sqrt(x*x+y*y+z*z));
}
private float x;
private float y;
private float z;
}
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