class square{
	int sqarea(int side){
		int area = side * side;
		return(area);
	}
	int sqpari(int side){
		  int pari = 4 * side;
		  return(pari);
	}
}
class rectangle{
	int rectarea(int length,int breadth){
		int area = length * breadth;
		return(area);
	}
	int rectpari(int length,int breadth){
		int pari = 2*(length + breadth);
		return(pari);
	}
}
public class ObjectClass{
	public static void main(String args[]){
		int sarea1,sarea2,pari1,pari2;
		int rectarea1,rectarea2,rectpari1,rectpari2;
		square sq = new square();
		rectangle rect = new rectangle();
		int a=20;
		System.out.println("Side of first square = " + a);
		sarea1 = sq.sqarea(a);
		pari1 = sq.sqpari(a);
		System.out.println("Area of first square = " + sarea1);
		System.out.println("Parimeter of first square = " + pari1);
		a = 30;
        System.out.println("Side of second square = " + a);
		sarea2 = sq.sqarea(a);
		pari2 = sq.sqpari(a);
		System.out.println("Area of second square = " + sarea2);
		System.out.println("Parimeter of second square = " + pari2);
		int x = 10, y = 20;
		System.out.println("Length of first Rectangle = " + x);
        System.out.println("Breadth of first Rectangle = " + y);
		rectarea1 = rect.rectarea(x,y);
		rectpari1 = rect.rectpari(x,y);
		System.out.println("Area of first Rectangle = " + rectarea1);
		System.out.println("Parimeter of first Rectangle = " + rectpari1);
		x = 15;
		y = 25;
		System.out.println("Length of second Rectangle = " + x);
        System.out.println("Breadth of second Rectangle = " + y);
		rectarea2 = rect.rectarea(x,y);
		rectpari2 = rect.rectpari(x,y);
		System.out.println("Area of second Rectangle = " + rectarea2);
		System.out.println("Parimeter of first Rectangle = " + rectpari2);
	}
}