#include <stdio.h>
#define PI 3.14159
int main() {
float radius, area;
// Prompt the user to enter the radius of the circle
printf("Enter the radius of the circle: ");
scanf("%f", &radius);
// Calculate the area
area = PI * radius * radius;
// Print the result
printf("The area of the circle is: %.2f\n", area);
return 0;
}
