PRA_10

/* A program to compute volume of cube , cylinder & rectangular box 
using fnction overloading */
#include<iostream>

using namespace std;
//overloading vol function
float vol(float a);//cube
float vol(float r,float h);//cylinder
float vol(float l,float b,float h);//rectangularbox

int main()
{	
int c;
cout <<"Choose [1 CUBE 2 CYLINDER 3 RECTANGULARBOX] :";
cin >> c;
switch(c)
{
	case 1://fetch length and volume fuction
		float a;
		cout << "CUBE\nEnter Length : ";
		cin >> a;
		cout << endl << "Volume of cube : " << vol(a);
		break;
	case 2://fetch radius and height and volume function
		float r,h;
		cout << "CYLINDER\nEnter Radius : ";
		cin >> r;
		cout << endl << "Enter Height : ";
		cin >> h;
		cout << endl << "Volume of Cylinder : "<< vol(r,h);
		break;
	case 3://fetch length ,breadth ,height and volume fuction
		float l,b;
		cout <<"RECTANGULAR BOX\nEnter Length : ";
		cin >> l;
		cout <<endl << "Enter Breadth : ";
		cin >> b;
		cout <<endl << "Enter Height : ";
		cin >> h;
		cout << endl << "Volume of Rectangular Box : "<< vol(l,b,h);
		break;
	default:
	cout << "EXIT Wrong Choice!!";	
}

	return 0;
}
//defination of vol() function 
float vol(float a)
{
	return (a*a*a);
}
float vol(float r,float h)
{
	return (3.14*r*r*h);
}
float vol(float l,float b,float h)
{
	return (l*b*h);
}