// Volume.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"
#include <stdio.h>
#include <math.h>
double cylinder( double d )
{
	double pi = 3.14159;
	return pi * (pow (d,3))/4;
}
double cube( double s )
{
	return pow (s,3);
}
double sphere( double d )
{
	double pi = 3.14159;
	return (4/3) * pi * (pow (d,3))/8;
}
int main( )
{
	double d;
	double s;
	char menu_char;
	puts( "---Volume Calculation Program---" );
	printf( "Which option would you like to use?\n" );
	printf( "A Cylinder\nB Cube\nC Sphere\nQ Quit\n\n" );
	menu_char = getchar();
	while ( menu_char != 'Q' )
	{
		if ( menu_char = 'A' )
		{
			printf( "What is the diameter of the cylinder?\n" );
			scanf( "%g", &d );
			cylinder( d );
		}
		else
			if ( menu_char = 'B' )
			{
				printf( "What is the side of the cube?\n" );
				scanf( "%g", &s );
				cube ( s );
			}
			else
				if ( menu_char = 'C' )
				{
					printf ( "What is the diameter of the sphere?\n" );
					scanf( "%g", &d );
					sphere ( d );
				}
				else
				{
					return 0;
				}
			menu_char = getchar();
	}
}