ecp1016 tutorial 2(2)

#include <stdio.h>
int main()
{
    int x;
    float pi,radius,area,circumference;
    printf("Enter the radius of the circle:");
    scanf("%d",&x);
    pi=3.14;
    area = pi*x*x;
    printf("The area of the circle %.2f\n",area);
    circumference = 2*pi*x;
    printf("The circumference of the circle %.2f",circumference);

return 0;
}