C Learners Aula 2 Pedido 2

#include <stdio.h>
#include <math.h>
#define PI 3.14
#define AREA(r) ((4.0/3.0)*pow((r),3)*PI)

int main()
{
    float raio[7];
    scanf("%f", &raio[0]);
    scanf("%f", &raio[1]);
    scanf("%f", &raio[2]);
    scanf("%f", &raio[3]);
    scanf("%f", &raio[4]);
    scanf("%f", &raio[5]);
    scanf("%f", &raio[6]);
    printf("%f\n", AREA(raio[0]));
    printf("%f\n", AREA(raio[1]));
    printf("%f\n", AREA(raio[2]));
    printf("%f\n", AREA(raio[3]));
    printf("%f\n", AREA(raio[4]));
    printf("%f\n", AREA(raio[5]));
    printf("%f\n", AREA(raio[6]));
    return 0;
}