Volume balok Coy,,,,,

import java.io.*;
class kaka
{
public static void main(String[] args) throws Exception
{
DataInputStream dis = new DataInputStream (System.in);
int p,l,t;
String a,b,c;
double v,L;
System.out.println("Masukkan Panjang :");
a=dis.readLine();
p=Integer.parseInt(a);
System.out.println("Masukkan Lebar :");
b=dis.readLine();
l=Integer.parseInt(b);
System.out.println("Masukkan Tinggi :");
c=dis.readLine();
t=Integer.parseInt(c);
v=p*l*t;
L=2*(p+l+t);
System.out.println("Volumenya :"+v);
System.out.println("Luasnya :"+L);
}
}