/* shapealg.c by Nannette Thacker 6/16/97 */
/* gcc shapealg.c -o shapealg.exe */
/* 
An algorithm for finding the area and the perimeter (where applicable) of a circle, rectangle, square, sphere and cube.
*/


#include <stdio.h>
# define PI 3.14159

int main()
{

/* circle */
double radius ;
double carea ;
double cperimeter ;

/* rectangle */
double length;
double width ;
double rarea ;
double rperimeter ;

/* square */
double sqside ;
double sqarea ;
double sqperimeter ;

/* sphere */
double sp_radius ;
double sp_area ;

/* cube */
double cubeside ;
double cubearea ;


/* circle */
printf("Please input the radius of the circle: ");
scanf("%lf", &radius);
carea = PI * radius * radius ;
cperimeter = 2 * PI  * radius ;


/* rectangle */
printf("\nPlease input the length and width of the rectangle: ");
scanf("%lf %lf", &length, &width);
rarea = length * width ;
rperimeter = (2*length) + (2*width) ;

/* square */
printf("\nPlease input the side of the square: ");
scanf("%lf", &sqside);
sqarea = sqside * sqside ;
sqperimeter = 4 * sqside ;


/* sphere */
printf("\nPlease enter the radius of the sphere: ");
scanf("%lf", &sp_radius);
sp_area = (4 / 3) * PI * (sp_radius * sp_radius * sp_radius);


/* cube */
printf("\nPlease enter the side of the cube: ");
scanf("%lf", &cubeside);
cubearea = 6 * (cubeside * cubeside) ;

printf("\n\n\n\n\nFigure     Problem   Value Entered  Result\n");
printf("Circle     Area      %.2f          %.4f\n",radius, carea);
printf("Circle     Circ      %.2f          %.4f\n",radius, cperimeter);
printf("Rectangle  Area      %.2f, %.2f    %.4f\n",length,width,rarea);
printf("Rectangle  Peri      %.2f, %.2f
%.4f\n",length,width,rperimeter);
printf("Square     Area      %.2f          %.4f\n",sqside,sqarea);
printf("Square     Peri      %.2f          %.4f\n",sqside,sqperimeter);
printf("Sphere     Area      %.2f          %.4f\n",sp_radius,sp_area);
printf("Cube       Area      %.2f          %.4f\n",cubeside,cubearea);



return 0;

}