import java.util.*;
import java.lang.*;
import java.io.*;
// The main method must be in a class named "Main".
class Cylinder{
int radius,height,width;
public Cylinder(int r , int h){
radius=r;
height=h;
}
// overload a constructor
public Cylinder(int r,int h , int j){
radius=r;
height=h;
width=j;
}
// void Setradius (int a){
// radius=a;
// }
// void Setheight (int h){
// height=h;
// }
// int Getradius2(){
// return radius;
// }
// int Getheight2(){
// return height;
// }
// float Getvolume(){
// float volume = 3.14f*(radius*radius)*height;
// return volume;
// }
}
class Main {
public static void main(String[] args)
{
Cylinder c1 = new Cylinder(12,13);
// overload a constructor
Cylinder c2 = new Cylinder(12,13,14);
System.out.println("chapter 9 practise set");
System.out.println("we are back");
// c1.Setradius(25);
// c1.Setheight(10);
// System.out.println(c1.Getheight2());
// System.out.println(c1.Getvolume());
}
}
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