assignment-s-11.c (822B)
1 /* 2 * Author: Amit Dutta (amitdutta4255@gmail.com) | Date: 17 Dec 2025 3 * Repo: https://github.com/notamitgamer/bsc 4 * License: MIT 5 */ 6 7 /* Write a program that takes the radius of a circle as input, passes it to a function that 8 computes area and circumference, and displays results in main(). */ 9 10 #include <stdio.h> 11 #include <math.h> 12 13 void area_circumference(double, double *, double *); 14 15 int main() 16 { 17 double r, area, circumference; 18 printf("Enter the radius of the circle: "); 19 scanf("%lf", &r); 20 area_circumference(r, &area, &circumference); 21 printf("\nArea of the circle = %g", area); 22 printf("\nCircumference of the circle = %g", circumference); 23 return 0; 24 } 25 26 void area_circumference(double r, double *area, double *circumference) 27 { 28 *area = M_PI * r * r; 29 *circumference = 2 * M_PI * r; 30 }