-1
#include <stdio.h>
#include<math.h>
int main() {
double pi = 3.14159;
double R, A;
scanf("%lf", &R);
A = (pi)* pow(double R, int 2);
printf("%lf\n", A);
return 0;
}
This code is returning the error: Too few Arguments to Function 'Pow' why?
By the way: Math. h already defines pi:
M_PI * pow(R,2)
– JJoao