Prog#008: Area of Cirlce

/*
Program#8
Area of Cirlce
*/

#include <stdio.h> 
main(){
float r,p,c;
p=3.14;
printf("\nEnter value for r :");
scanf("%f",&r);
c=p*r*r;	
printf("\nArea of circle : %.2f\n",c);
}