#include<iostream.h>
#include<conio.h>
void main()
{
	int a,b,c,d,h,l,r=2,t=1,u=1,v,x,y,z;
	float f=3.14,e;
	clrscr();
	cout<<"1> Enter Value for l b h : ";
	cin>>l>>b>>h;
	v=l*b*h;
	e=f*(r*r);
	cout<<v<<" = "<<l<<" * "<<b<<" * "<<h;
	cout<<"\n\n";
	cout<<"2> "<<e<<" = "<<f<<" * "<<r<<" * "<<r;
	cout<<"\n\n";
	cout<<"Enter Two Value : ";
	cin>>a>>b;
	c=(a*a)+(b+b)+(2*a*b);
	cout<<"3> "<<c<<" = ("<<a<<" + "<<b<<")square";
        cout<<"\n\n";
        cout<<"Enter Two Value : ";
        cin>>y>>z;
        x=(y*y)-(z*z);
        cout<<x<<" = "<<y<<"sqaure - "<<z<<"sqaure";
        cout<<"\n\n";
        d=(u*t)+(1/2)(a*(t*t));
     	cout<<"5> "<<d<<" = "<<u<<" * "<<t<<" + (1/2) "<<a<<" * "<<t<<" square\n\n";
	getch();
}