#include <stdio.h>
 
#define TRIANGLE_PERIMETER(x,y,z)(x+y+z)   // calculate the perimeter of a triangle
 
#define SQUARE_PERIMETER(x)(x*4) // calculate the perimeter of a square
 
#define RECTANGLE_PERIMETER(x,y)((2*x)+(2*y)) // calculate the perimeter of a rectangle
 
#define QUADRILATERAL_PERIMETER(x,y,z,w)(x+y+z+w) // calculate the perimeter of a quadrilateral
 
#define PI 3.14159265358979323846 //define the mathematical constant PI
#define CIRCLE_PERIMETER(x)(PI*(x*x)) // calculate the perimeter of a circle
 
#define SECTOR_PERIMETER(x,y)(x*(y+2)) //calculate the perimeter of a sector
 
int main() {
    // Calling the TRIANGLE_PERIMETER macro
    float s1 = 5.0;
    float s2 = 6.0;
    float s3 = 12.0;
    float perim1 = TRIANGLE_PERIMETER(s1,s2,s3);
    printf("Perim. of the triangle is: %f\n", perim1);
 
    // Calling the SQUARE_PERIMETER macro
    float s1_new = 5.0;
    float perim2 = SQUARE_PERIMETER(s1_new);
    printf("Perim. of the square is: %f\n", perim2);
 
    // Calling the RECTANGLE_PERIMETER macro
    float s1_rect = 5.0;
    float s2_rect = 7.0;
    float perim3 = RECTANGLE_PERIMETER(s1_rect,s2_rect);
    printf("Perim. of the rectangle is: %f\n", perim3);
}

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