C Program to find area of circle

User enters integer value for variable 'radius', find the area of a circle with formula $$area = 3.14 * radius * radius$$ The value stored at variable 'area' is printed on the console.

Program

#include<stdio.h>
void main()
{
	float radius, area;
	printf("Enter the radius of Circle:\n");
	scanf("%f", &radius);
	area = 3.14 * radius * radius;
	printf("Area of Circle with radius %f is %f\n", radius, area);
}

Output

Enter the radius of Circle:	14
Area of Circle with radius 14.000000 is 615.440002